22101212100102 has 32 divisors (see below), whose sum is σ = 46825057671264. Its totient is φ = 6930381619200.

The previous prime is 22101212100061. The next prime is 22101212100103. The reversal of 22101212100102 is 20100121210122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22101212100103) 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, 51848899 + ... + 52273422.

It is an arithmetic number, because the mean of its divisors is an integer number (1463283052227).

Almost surely, 2^{22101212100102} is an apocalyptic number.

22101212100102 is an abundant number, since it is smaller than the sum of its proper divisors (24723845571162).

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

22101212100102 is a wasteful number, since it uses less digits than its factorization.

22101212100102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104124424.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22101212100102 its reverse (20100121210122), we get a palindrome (42201333310224).

The spelling of 22101212100102 in words is "twenty-two trillion, one hundred one billion, two hundred twelve million, one hundred thousand, one hundred two".