222161160155 has 16 divisors (see below), whose sum is σ = 290978362368. Its totient is φ = 161488860000.

The previous prime is 222161160149. The next prime is 222161160157. The reversal of 222161160155 is 551061161222.

It is not a de Polignac number, because 222161160155 - 2²⁴ = 222144382939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222161160157) 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, 927881 + ... + 1142490.

It is an arithmetic number, because the mean of its divisors is an integer number (18186147648).

Almost surely, 2^222161160155 is an apocalyptic number.

222161160155 is a deficient number, since it is larger than the sum of its proper divisors (68817202213).

222161160155 is a wasteful number, since it uses less digits than its factorization.

222161160155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2072338.

The product of its (nonzero) digits is 7200, while the sum is 32.

The spelling of 222161160155 in words is "two hundred twenty-two billion, one hundred sixty-one million, one hundred sixty thousand, one hundred fifty-five".