162811122 has 16 divisors (see below), whose sum is σ = 325868160. Its totient is φ = 54229392.

The previous prime is 162811111. The next prime is 162811127. The reversal of 162811122 is 221118261.

162811122 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×162811122² = 53014922893797768, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 162811092 and 162811101.

It is not an unprimeable number, because it can be changed into a prime (162811127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 997 + ... + 18072.

It is an arithmetic number, because the mean of its divisors is an integer number (20366760).

Almost surely, 2^162811122 is an apocalyptic number.

162811122 is an abundant number, since it is smaller than the sum of its proper divisors (163057038).

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

162811122 is a wasteful number, since it uses less digits than its factorization.

162811122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20497.

The product of its digits is 384, while the sum is 24.

The square root of 162811122 is about 12759.7461573497. The cubic root of 162811122 is about 546.0444824149.

Adding to 162811122 its reverse (221118261), we get a palindrome (383929383).

The spelling of 162811122 in words is "one hundred sixty-two million, eight hundred eleven thousand, one hundred twenty-two".