10122222021102 has 48 divisors (see below), whose sum is σ = 21978141419520. Its totient is φ = 3366896519376.

The previous prime is 10122222021061. The next prime is 10122222021157. The reversal of 10122222021102 is 20112022222101.

It is a happy number.

10122222021102 is a `hidden beast` number, since 10 + 1 + 222 + 220 + 211 + 0 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 147436099 + ... + 147504737.

It is an arithmetic number, because the mean of its divisors is an integer number (457877946240).

Almost surely, 2^{10122222021102} is an apocalyptic number.

10122222021102 is an abundant number, since it is smaller than the sum of its proper divisors (11855919398418).

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

10122222021102 is a wasteful number, since it uses less digits than its factorization.

10122222021102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85957 (or 85954 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 10122222021102 its reverse (20112022222101), we get a palindrome (30234244243203).

The spelling of 10122222021102 in words is "ten trillion, one hundred twenty-two billion, two hundred twenty-two million, twenty-one thousand, one hundred two".