200022111212 has 24 divisors (see below), whose sum is σ = 436411879680. Its totient is φ = 77930692560.

The previous prime is 200022111209. The next prime is 200022111221. The reversal of 200022111212 is 212111220002.

It is a super-2 number, since 2×200022111212² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 324710912 + ... + 324711527.

It is an arithmetic number, because the mean of its divisors is an integer number (18183828320).

Almost surely, 2^200022111212 is an apocalyptic number.

200022111212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

200022111212 is an abundant number, since it is smaller than the sum of its proper divisors (236389768468).

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

200022111212 is a wasteful number, since it uses less digits than its factorization.

200022111212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 649422461 (or 649422459 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 200022111212 its reverse (212111220002), we get a palindrome (412133331214).

The spelling of 200022111212 in words is "two hundred billion, twenty-two million, one hundred eleven thousand, two hundred twelve".