202211402020 has 12 divisors (see below), whose sum is σ = 424643944284. Its totient is φ = 80884560800.

The previous prime is 202211401991. The next prime is 202211402033. The reversal of 202211402020 is 20204112202.

It can be written as a sum of positive squares in 2 ways, for example, as 133764284644 + 68447117376 = 365738^2 + 261624^2 .

It is a super-2 number, since 2×202211402020² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 202211401985 and 202211402003.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5055285031 + ... + 5055285070.

It is an arithmetic number, because the mean of its divisors is an integer number (35386995357).

Almost surely, 2^202211402020 is an apocalyptic number.

202211402020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202211402020 is an abundant number, since it is smaller than the sum of its proper divisors (222432542264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

202211402020 is a wasteful number, since it uses less digits than its factorization.

202211402020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10110570110 (or 10110570108 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 202211402020 its reverse (20204112202), we get a palindrome (222415514222).

It can be divided in two parts, 20221 and 1402020, that added together give a palindrome (1422241).

The spelling of 202211402020 in words is "two hundred two billion, two hundred eleven million, four hundred two thousand, twenty".