222100539705 has 64 divisors (see below), whose sum is σ = 433120746240. Its totient is φ = 107090035200.

The previous prime is 222100539667. The next prime is 222100539707. The reversal of 222100539705 is 507935001222.

It is not a de Polignac number, because 222100539705 - 2⁶ = 222100539641 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 222100539705.

It is not an unprimeable number, because it can be changed into a prime (222100539707) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 144372 + ... + 681941.

It is an arithmetic number, because the mean of its divisors is an integer number (6767511660).

Almost surely, 2^222100539705 is an apocalyptic number.

It is an amenable number.

222100539705 is a deficient number, since it is larger than the sum of its proper divisors (211020206535).

222100539705 is a wasteful number, since it uses less digits than its factorization.

222100539705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 826519 (or 826513 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The spelling of 222100539705 in words is "two hundred twenty-two billion, one hundred million, five hundred thirty-nine thousand, seven hundred five".