100421745862137 has 16 divisors (see below), whose sum is σ = 153172035290112. Its totient is φ = 57328196322960.

The previous prime is 100421745862093. The next prime is 100421745862147. The reversal of 100421745862137 is 731268547124001.

It is not a de Polignac number, because 100421745862137 - 2⁸ = 100421745861881 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100421745862137.

It is not an unprimeable number, because it can be changed into a prime (100421745862147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2319080143 + ... + 2319123444.

It is an arithmetic number, because the mean of its divisors is an integer number (9573252205632).

Almost surely, 2^{100421745862137} is an apocalyptic number.

It is an amenable number.

100421745862137 is a deficient number, since it is larger than the sum of its proper divisors (52750289427975).

100421745862137 is a wasteful number, since it uses less digits than its factorization.

100421745862137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4638204628.

The product of its (nonzero) digits is 2257920, while the sum is 51.

The spelling of 100421745862137 in words is "one hundred trillion, four hundred twenty-one billion, seven hundred forty-five million, eight hundred sixty-two thousand, one hundred thirty-seven".