10203165118 has 16 divisors (see below), whose sum is σ = 15650172720. Its totient is φ = 4987396800.

The previous prime is 10203165101. The next prime is 10203165127. The reversal of 10203165118 is 81156130201.

It is a congruent number.

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, 217503 + ... + 260218.

It is an arithmetic number, because the mean of its divisors is an integer number (978135795).

Almost surely, 2^10203165118 is an apocalyptic number.

10203165118 is a deficient number, since it is larger than the sum of its proper divisors (5447007602).

10203165118 is a wasteful number, since it uses less digits than its factorization.

10203165118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477963.

The product of its (nonzero) digits is 1440, while the sum is 28.

Adding to 10203165118 its reverse (81156130201), we get a palindrome (91359295319).

The spelling of 10203165118 in words is "ten billion, two hundred three million, one hundred sixty-five thousand, one hundred eighteen".