100155125402 has 16 divisors (see below), whose sum is σ = 152940154752. Its totient is φ = 49182956160.

The previous prime is 100155125327. The next prime is 100155125419. The reversal of 100155125402 is 204521551001.

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, 1945058 + ... + 1995885.

It is an arithmetic number, because the mean of its divisors is an integer number (9558759672).

Almost surely, 2^100155125402 is an apocalyptic number.

100155125402 is a deficient number, since it is larger than the sum of its proper divisors (52785029350).

100155125402 is a wasteful number, since it uses less digits than its factorization.

100155125402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3941173.

The product of its (nonzero) digits is 2000, while the sum is 26.

Adding to 100155125402 its reverse (204521551001), we get a palindrome (304676676403).

The spelling of 100155125402 in words is "one hundred billion, one hundred fifty-five million, one hundred twenty-five thousand, four hundred two".