221111000102022 has 32 divisors (see below), whose sum is σ = 468236307249792. Its totient is φ = 69367971974784.

The previous prime is 221111000101909. The next prime is 221111000102033. The reversal of 221111000102022 is 220201000111122.

221111000102022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×221111000102022² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 221111000101992 and 221111000102010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38445493 + ... + 43820975.

It is an arithmetic number, because the mean of its divisors is an integer number (14632384601556).

Almost surely, 2^{221111000102022} is an apocalyptic number.

221111000102022 is an abundant number, since it is smaller than the sum of its proper divisors (247125307147770).

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

221111000102022 is a wasteful number, since it uses less digits than its factorization.

221111000102022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5778772.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 221111000102022 its reverse (220201000111122), we get a palindrome (441312000213144).

The spelling of 221111000102022 in words is "two hundred twenty-one trillion, one hundred eleven billion, one hundred two thousand, twenty-two".