100102023555 has 16 divisors (see below), whose sum is σ = 160172619264. Its totient is φ = 53384618720.

The previous prime is 100102023547. The next prime is 100102023569. The reversal of 100102023555 is 555320201001.

It is a happy number.

It is not a de Polignac number, because 100102023555 - 2³ = 100102023547 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81862 + ... + 454868.

It is an arithmetic number, because the mean of its divisors is an integer number (10010788704).

Almost surely, 2^100102023555 is an apocalyptic number.

100102023555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

100102023555 is a deficient number, since it is larger than the sum of its proper divisors (60070595709).

100102023555 is a wasteful number, since it uses less digits than its factorization.

100102023555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390906.

The product of its (nonzero) digits is 1500, while the sum is 24.

Adding to 100102023555 its reverse (555320201001), we get a palindrome (655422224556).

The spelling of 100102023555 in words is "one hundred billion, one hundred two million, twenty-three thousand, five hundred fifty-five".