20221111112202 has 864 divisors, whose sum is σ = 61854915577728. Its totient is φ = 4642244006400.

The previous prime is 20221111112173. The next prime is 20221111112219.

20221111112202 is a `hidden beast` number, since 20 + 221 + 111 + 112 + 202 = 666.

20221111112202 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×20221111112202² (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 an unprimeable number.

It is a polite number, since it can be written in 431 ways as a sum of consecutive naturals, for example, 36967296093 + ... + 36967296639.

Almost surely, 2^{20221111112202} is an apocalyptic number.

20221111112202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 20221111112202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30927457788864).

20221111112202 is an abundant number, since it is smaller than the sum of its proper divisors (41633804465526).

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

20221111112202 is a wasteful number, since it uses less digits than its factorization.

20221111112202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 776 (or 691 counting only the distinct ones).

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

It can be divided in two parts, 2022111 and 1112202, that added together give a palindrome (3134313).

The spelling of 20221111112202 in words is "twenty trillion, two hundred twenty-one billion, one hundred eleven million, one hundred twelve thousand, two hundred two".