22312021102 has 32 divisors (see below), whose sum is σ = 41288486400. Its totient is φ = 8831141088.

The previous prime is 22312021097. The next prime is 22312021129. The reversal of 22312021102 is 20112021322.

It is a happy number.

It is a super-3 number, since 3×22312021102³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1185352 + ... + 1204027.

It is an arithmetic number, because the mean of its divisors is an integer number (1290265200).

Almost surely, 2^22312021102 is an apocalyptic number.

22312021102 is a deficient number, since it is larger than the sum of its proper divisors (18976465298).

22312021102 is a wasteful number, since it uses less digits than its factorization.

22312021102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2389440.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 22312021102 its reverse (20112021322), we get a palindrome (42424042424).

The spelling of 22312021102 in words is "twenty-two billion, three hundred twelve million, twenty-one thousand, one hundred two".