221102111000038 has 32 divisors (see below), whose sum is σ = 351277491724128. Its totient is φ = 104013887577600.

The previous prime is 221102110999967. The next prime is 221102111000039. The reversal of 221102111000038 is 830000111201122.

It is a super-2 number, since 2×221102111000038² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 221102110999982 and 221102111000018.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221102111000039) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4496571193 + ... + 4496620363.

It is an arithmetic number, because the mean of its divisors is an integer number (10977421616379).

Almost surely, 2^{221102111000038} is an apocalyptic number.

221102111000038 is a deficient number, since it is larger than the sum of its proper divisors (130175380724090).

221102111000038 is a wasteful number, since it uses less digits than its factorization.

221102111000038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89928.

The product of its (nonzero) digits is 192, while the sum is 22.

The spelling of 221102111000038 in words is "two hundred twenty-one trillion, one hundred two billion, one hundred eleven million, thirty-eight", and thus it is an aban number.