100684031103019 has 24 divisors (see below), whose sum is σ = 124976114644992. Its totient is φ = 79421419265760.

The previous prime is 100684031102999. The next prime is 100684031103043. The reversal of 100684031103019 is 910301130486001.

It is a happy number.

It is not a de Polignac number, because 100684031103019 - 2²¹ = 100684029005867 is a prime.

It is a super-2 number, since 2×100684031103019² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100684031103049) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 128171979 + ... + 128955124.

It is an arithmetic number, because the mean of its divisors is an integer number (5207338110208).

Almost surely, 2^{100684031103019} is an apocalyptic number.

100684031103019 is a deficient number, since it is larger than the sum of its proper divisors (24292083541973).

100684031103019 is a wasteful number, since it uses less digits than its factorization.

100684031103019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257127467 (or 257127454 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 37.

The spelling of 100684031103019 in words is "one hundred trillion, six hundred eighty-four billion, thirty-one million, one hundred three thousand, nineteen".