3165402122 has 4 divisors (see below), whose sum is σ = 4748103186. Its totient is φ = 1582701060.

The previous prime is 3165402101. The next prime is 3165402127. The reversal of 3165402122 is 2212045613.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2212045613 = 103 ⋅21476171.

It can be written as a sum of positive squares in only one way, i.e., 2802537721 + 362864401 = 52939^2 + 19049^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3165402091 and 3165402100.

It is not an unprimeable number, because it can be changed into a prime (3165402127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 791350529 + ... + 791350532.

Almost surely, 2^3165402122 is an apocalyptic number.

3165402122 is a deficient number, since it is larger than the sum of its proper divisors (1582701064).

3165402122 is a wasteful number, since it uses less digits than its factorization.

3165402122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1582701063.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 3165402122 is about 56261.9064909820. The cubic root of 3165402122 is about 1468.2825240695.

Adding to 3165402122 its reverse (2212045613), we get a palindrome (5377447735).

The spelling of 3165402122 in words is "three billion, one hundred sixty-five million, four hundred two thousand, one hundred twenty-two".