221442372675705 has 16 divisors (see below), whose sum is σ = 355447049652864. Its totient is φ = 117722847636480.

The previous prime is 221442372675703. The next prime is 221442372675709. The reversal of 221442372675705 is 507576273244122.

It is a happy number.

221442372675705 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 221442372675705 - 2¹ = 221442372675703 is a prime.

It is not an unprimeable number, because it can be changed into a prime (221442372675703) 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, 23734440424 + ... + 23734449753.

It is an arithmetic number, because the mean of its divisors is an integer number (22215440603304).

Almost surely, 2^{221442372675705} is an apocalyptic number.

It is an amenable number.

221442372675705 is a deficient number, since it is larger than the sum of its proper divisors (134004676977159).

221442372675705 is a wasteful number, since it uses less digits than its factorization.

221442372675705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47468890496.

The product of its (nonzero) digits is 39513600, while the sum is 57.

The spelling of 221442372675705 in words is "two hundred twenty-one trillion, four hundred forty-two billion, three hundred seventy-two million, six hundred seventy-five thousand, seven hundred five".