100461503621 has 16 divisors (see below), whose sum is σ = 112711052160. Its totient is φ = 88982323200.

The previous prime is 100461503581. The next prime is 100461503629. The reversal of 100461503621 is 126305164001.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 100461503621 - 2¹⁴ = 100461487237 is a prime.

It is a super-2 number, since 2×100461503621² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100461503629) 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, 981116 + ... + 1078661.

It is an arithmetic number, because the mean of its divisors is an integer number (7044440760).

Almost surely, 2^100461503621 is an apocalyptic number.

It is an amenable number.

100461503621 is a deficient number, since it is larger than the sum of its proper divisors (12249548539).

100461503621 is a wasteful number, since it uses less digits than its factorization.

100461503621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2059964.

The product of its (nonzero) digits is 4320, while the sum is 29.

Adding to 100461503621 its reverse (126305164001), we get a palindrome (226766667622).

The spelling of 100461503621 in words is "one hundred billion, four hundred sixty-one million, five hundred three thousand, six hundred twenty-one".