221960286202125 has 32 divisors (see below), whose sum is σ = 378350255687040. Its totient is φ = 115491531024000.

The previous prime is 221960286202093. The next prime is 221960286202129. The reversal of 221960286202125 is 521202682069122.

It is not a de Polignac number, because 221960286202125 - 2⁵ = 221960286202093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221960286202129) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7218205315 + ... + 7218236064.

It is an arithmetic number, because the mean of its divisors is an integer number (11823445490220).

Almost surely, 2^{221960286202125} is an apocalyptic number.

221960286202125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

221960286202125 is a deficient number, since it is larger than the sum of its proper divisors (156389969484915).

221960286202125 is a wasteful number, since it uses less digits than its factorization.

221960286202125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14436441438 (or 14436441428 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 48.

The spelling of 221960286202125 in words is "two hundred twenty-one trillion, nine hundred sixty billion, two hundred eighty-six million, two hundred two thousand, one hundred twenty-five".