100100555212445 has 32 divisors (see below), whose sum is σ = 125609640192000. Its totient is φ = 76435961785920.

The previous prime is 100100555212429. The next prime is 100100555212453. The reversal of 100100555212445 is 544212555001001.

It is not a de Polignac number, because 100100555212445 - 2⁴ = 100100555212429 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 496107230 + ... + 496308960.

It is an arithmetic number, because the mean of its divisors is an integer number (3925301256000).

Almost surely, 2^{100100555212445} is an apocalyptic number.

It is an amenable number.

100100555212445 is a deficient number, since it is larger than the sum of its proper divisors (25509084979555).

100100555212445 is a wasteful number, since it uses less digits than its factorization.

100100555212445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210905.

The product of its (nonzero) digits is 40000, while the sum is 35.

The spelling of 100100555212445 in words is "one hundred trillion, one hundred billion, five hundred fifty-five million, two hundred twelve thousand, four hundred forty-five".