166160122 has 4 divisors (see below), whose sum is σ = 249240186. Its totient is φ = 83080060.

The previous prime is 166160117. The next prime is 166160143. The reversal of 166160122 is 221061661.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 164839921 + 1320201 = 12839^2 + 1149^2 .

It is a super-2 number, since 2×166160122² = 55218372286109768, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41540029 + ... + 41540032.

Almost surely, 2^166160122 is an apocalyptic number.

166160122 is a deficient number, since it is larger than the sum of its proper divisors (83080064).

166160122 is an equidigital number, since it uses as much as digits as its factorization.

166160122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83080063.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 166160122 is about 12890.3111676949. The cubic root of 166160122 is about 549.7631178254.

The spelling of 166160122 in words is "one hundred sixty-six million, one hundred sixty thousand, one hundred twenty-two".