222002112020 has 48 divisors (see below), whose sum is σ = 523895299200. Its totient is φ = 78406094976.

The previous prime is 222002111993. The next prime is 222002112023. The reversal of 222002112020 is 20211200222.

It is a junction number, because it is equal to n+sod(n) for n = 222002111986 and 222002112004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222002112023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18556070 + ... + 18568029.

It is an arithmetic number, because the mean of its divisors is an integer number (10914485400).

Almost surely, 2^222002112020 is an apocalyptic number.

222002112020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222002112020 is an abundant number, since it is smaller than the sum of its proper divisors (301893187180).

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

222002112020 is a wasteful number, since it uses less digits than its factorization.

222002112020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37124144 (or 37124142 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 222002112020 its reverse (20211200222), we get a palindrome (242213312242).

The spelling of 222002112020 in words is "two hundred twenty-two billion, two million, one hundred twelve thousand, twenty".