220156156 has 12 divisors (see below), whose sum is σ = 420298200. Its totient is φ = 100070960.

The previous prime is 220156109. The next prime is 220156159. The reversal of 220156156 is 651651022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220156159) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2501731 + ... + 2501818.

It is an arithmetic number, because the mean of its divisors is an integer number (35024850).

Almost surely, 2^220156156 is an apocalyptic number.

It is an amenable number.

220156156 is a deficient number, since it is larger than the sum of its proper divisors (200142044).

220156156 is a wasteful number, since it uses less digits than its factorization.

220156156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5003564 (or 5003562 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 220156156 is about 14837.6600581089. The cubic root of 220156156 is about 603.8238708413.

The spelling of 220156156 in words is "two hundred twenty million, one hundred fifty-six thousand, one hundred fifty-six".