222010022112021 has 96 divisors (see below), whose sum is σ = 408182586844032. Its totient is φ = 114176946401280.

The previous prime is 222010022112017. The next prime is 222010022112071. The reversal of 222010022112021 is 120211220010222.

It is a happy number.

222010022112021 is a `hidden beast` number, since 2 + 220 + 100 + 221 + 120 + 2 + 1 = 666.

It is not a de Polignac number, because 222010022112021 - 2² = 222010022112017 is a prime.

It is a super-2 number, since 2×222010022112021² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 222010022111985 and 222010022112003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222010022112071) by changing a digit.

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 95 ways as a sum of consecutive naturals, for example, 117049600 + ... + 118931193.

It is an arithmetic number, because the mean of its divisors is an integer number (4251901946292).

Almost surely, 2^{222010022112021} is an apocalyptic number.

It is an amenable number.

222010022112021 is a deficient number, since it is larger than the sum of its proper divisors (186172564732011).

222010022112021 is a wasteful number, since it uses less digits than its factorization.

222010022112021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235980883 (or 235980880 counting only the distinct ones).

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

Adding to 222010022112021 its reverse (120211220010222), we get a palindrome (342221242122243).

The spelling of 222010022112021 in words is "two hundred twenty-two trillion, ten billion, twenty-two million, one hundred twelve thousand, twenty-one".