20000000022102 has 48 divisors (see below), whose sum is σ = 43526577968640. Its totient is φ = 6636942112896.

The previous prime is 20000000022059. The next prime is 20000000022169. The reversal of 20000000022102 is 20122000000002.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45589483 + ... + 46026089.

It is an arithmetic number, because the mean of its divisors is an integer number (906803707680).

Almost surely, 2^{20000000022102} is an apocalyptic number.

20000000022102 is an abundant number, since it is smaller than the sum of its proper divisors (23526577946538).

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

20000000022102 is a wasteful number, since it uses less digits than its factorization.

20000000022102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447957 (or 447954 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

Adding to 20000000022102 its reverse (20122000000002), we get a palindrome (40122000022104).

The spelling of 20000000022102 in words is "twenty trillion, twenty-two thousand, one hundred two".