221413234156360 has 64 divisors (see below), whose sum is σ = 515360749978800. Its totient is φ = 85510926412800.

The previous prime is 221413234156321. The next prime is 221413234156369. The reversal of 221413234156360 is 63651432314122.

221413234156360 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 209725601392836 + 11687632763524 = 14481906^2 + 3418718^2 .

It is not an unprimeable number, because it can be changed into a prime (221413234156369) 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, 492614130 + ... + 493063390.

Almost surely, 2^{221413234156360} is an apocalyptic number.

221413234156360 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

221413234156360 is an abundant number, since it is smaller than the sum of its proper divisors (293947515822440).

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

221413234156360 is a wasteful number, since it uses less digits than its factorization.

221413234156360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 874162 (or 874158 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 43.

The spelling of 221413234156360 in words is "two hundred twenty-one trillion, four hundred thirteen billion, two hundred thirty-four million, one hundred fifty-six thousand, three hundred sixty".