10122220121022 has 24 divisors (see below), whose sum is σ = 22009524900480. Its totient is φ = 3362065993440.

The previous prime is 10122220121003. The next prime is 10122220121063. The reversal of 10122220121022 is 22012102222101.

It is a happy number.

10122220121022 is a `hidden beast` number, since 10 + 1 + 222 + 201 + 210 + 22 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 10122220120986 and 10122220121004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1000609822 + ... + 1000619937.

It is an arithmetic number, because the mean of its divisors is an integer number (917063537520).

Almost surely, 2^{10122220121022} is an apocalyptic number.

10122220121022 is an abundant number, since it is smaller than the sum of its proper divisors (11887304779458).

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

10122220121022 is a wasteful number, since it uses less digits than its factorization.

10122220121022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2001230048 (or 2001230045 counting only the distinct ones).

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

Adding to 10122220121022 its reverse (22012102222101), we get a palindrome (32134322343123).

The spelling of 10122220121022 in words is "ten trillion, one hundred twenty-two billion, two hundred twenty million, one hundred twenty-one thousand, twenty-two".