100020405886031 has 8 divisors (see below), whose sum is σ = 104490808794624. Its totient is φ = 95627749115160.

The previous prime is 100020405885989. The next prime is 100020405886043. The reversal of 100020405886031 is 130688504020001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100020405886031 - 2¹⁴ = 100020405869647 is a prime.

It is a super-2 number, since 2×100020405886031² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100020405886091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19436531801 + ... + 19436536946.

It is an arithmetic number, because the mean of its divisors is an integer number (13061351099328).

Almost surely, 2^{100020405886031} is an apocalyptic number.

100020405886031 is a deficient number, since it is larger than the sum of its proper divisors (4470402908593).

100020405886031 is an equidigital number, since it uses as much as digits as its factorization.

100020405886031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38873068861.

The product of its (nonzero) digits is 46080, while the sum is 38.

The spelling of 100020405886031 in words is "one hundred trillion, twenty billion, four hundred five million, eight hundred eighty-six thousand, thirty-one".