221525062225054 has 24 divisors (see below), whose sum is σ = 386835738068808. Its totient is φ = 94866338221200.

The previous prime is 221525062225043. The next prime is 221525062225081. The reversal of 221525062225054 is 450522260525122.

221525062225054 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 221525062225054.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 868611864 + ... + 868866859.

It is an arithmetic number, because the mean of its divisors is an integer number (16118155752867).

Almost surely, 2^{221525062225054} is an apocalyptic number.

221525062225054 is a deficient number, since it is larger than the sum of its proper divisors (165310675843754).

221525062225054 is a wasteful number, since it uses less digits than its factorization.

221525062225054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1737480040 (or 1737480033 counting only the distinct ones).

The product of its (nonzero) digits is 960000, while the sum is 43.

The spelling of 221525062225054 in words is "two hundred twenty-one trillion, five hundred twenty-five billion, sixty-two million, two hundred twenty-five thousand, fifty-four".