20122200020232 has 80 divisors (see below), whose sum is σ = 56369716817040. Its totient is φ = 6706337847264.

The previous prime is 20122200020171. The next prime is 20122200020243. The reversal of 20122200020232 is 23202000222102.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1641763 + ... + 6552845.

It is an arithmetic number, because the mean of its divisors is an integer number (704621460213).

Almost surely, 2^{20122200020232} is an apocalyptic number.

It is an amenable number.

20122200020232 is an abundant number, since it is smaller than the sum of its proper divisors (36247516796808).

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

20122200020232 is a wasteful number, since it uses less digits than its factorization.

20122200020232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4917424 (or 4917411 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 20122200020232 its reverse (23202000222102), we get a palindrome (43324200242334).

The spelling of 20122200020232 in words is "twenty trillion, one hundred twenty-two billion, two hundred million, twenty thousand, two hundred thirty-two".