22012311102 has 32 divisors (see below), whose sum is σ = 44168716800. Its totient is φ = 7313449248.

The previous prime is 22012311047. The next prime is 22012311103. The reversal of 22012311102 is 20111321022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22012311103) 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, 4868799 + ... + 4873317.

It is an arithmetic number, because the mean of its divisors is an integer number (1380272400).

Almost surely, 2^22012311102 is an apocalyptic number.

22012311102 is an abundant number, since it is smaller than the sum of its proper divisors (22156405698).

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

22012311102 is a wasteful number, since it uses less digits than its factorization.

22012311102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7000.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 22012311102 its reverse (20111321022), we get a palindrome (42123632124).

The spelling of 22012311102 in words is "twenty-two billion, twelve million, three hundred eleven thousand, one hundred two".