10165445121 has 16 divisors (see below), whose sum is σ = 14598480960. Its totient is φ = 6254825280.

The previous prime is 10165445117. The next prime is 10165445153. The reversal of 10165445121 is 12154456101.

It is not a de Polignac number, because 10165445121 - 2² = 10165445117 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10165445111) 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, 416311 + ... + 440051.

It is an arithmetic number, because the mean of its divisors is an integer number (912405060).

Almost surely, 2^10165445121 is an apocalyptic number.

It is an amenable number.

10165445121 is a deficient number, since it is larger than the sum of its proper divisors (4433035839).

10165445121 is a wasteful number, since it uses less digits than its factorization.

10165445121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34736.

The product of its (nonzero) digits is 4800, while the sum is 30.

The spelling of 10165445121 in words is "ten billion, one hundred sixty-five million, four hundred forty-five thousand, one hundred twenty-one".