221525041627140 has 48 divisors (see below), whose sum is σ = 637034173766592. Its totient is φ = 57476767556736.

The previous prime is 221525041627093. The next prime is 221525041627181. The reversal of 221525041627140 is 41726140525122.

It is a super-2 number, since 2×221525041627140² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 221525041627092 and 221525041627101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49893025174 + ... + 49893029613.

It is an arithmetic number, because the mean of its divisors is an integer number (13271545286804).

Almost surely, 2^{221525041627140} is an apocalyptic number.

221525041627140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

221525041627140 is an abundant number, since it is smaller than the sum of its proper divisors (415509132139452).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

221525041627140 is a wasteful number, since it uses less digits than its factorization.

221525041627140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99786054836 (or 99786054834 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 42.

The spelling of 221525041627140 in words is "two hundred twenty-one trillion, five hundred twenty-five billion, forty-one million, six hundred twenty-seven thousand, one hundred forty".