121164122 has 16 divisors (see below), whose sum is σ = 187865160. Its totient is φ = 58563648.

The previous prime is 121164091. The next prime is 121164179. The reversal of 121164122 is 221461121.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 120538441 + 625681 = 10979^2 + 791^2 .

It is a junction number, because it is equal to n+sod(n) for n = 121164094 and 121164103.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6404 + ... + 16832.

Almost surely, 2^121164122 is an apocalyptic number.

121164122 is a deficient number, since it is larger than the sum of its proper divisors (66701038).

121164122 is a wasteful number, since it uses less digits than its factorization.

121164122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10625.

The product of its digits is 192, while the sum is 20.

The square root of 121164122 is about 11007.4575629434. The cubic root of 121164122 is about 494.8322691239.

The spelling of 121164122 in words is "one hundred twenty-one million, one hundred sixty-four thousand, one hundred twenty-two".