10221111122022 has 20 divisors (see below), whose sum is σ = 22902860107116. Its totient is φ = 3407037040620.

The previous prime is 10221111122011. The next prime is 10221111122137. The reversal of 10221111122022 is 22022111112201.

10221111122022 is a `hidden beast` number, since 102 + 211 + 111 + 220 + 22 = 666.

It is a super-2 number, since 2×10221111122022² (a number of 27 digits) contains 22 as substring.

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 = 10221111121986 and 10221111122004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 31546639104 + ... + 31546639427.

Almost surely, 2^{10221111122022} is an apocalyptic number.

10221111122022 is an abundant number, since it is smaller than the sum of its proper divisors (12681748985094).

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

10221111122022 is an equidigital number, since it uses as much as digits as its factorization.

10221111122022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63093278545 (or 63093278536 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 10221111122022 its reverse (22022111112201), we get a palindrome (32243222234223).

The spelling of 10221111122022 in words is "ten trillion, two hundred twenty-one billion, one hundred eleven million, one hundred twenty-two thousand, twenty-two".