100420100331 has 8 divisors (see below), whose sum is σ = 134426908224. Its totient is φ = 66680013000.

The previous prime is 100420100329. The next prime is 100420100401. The reversal of 100420100331 is 133001024001.

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

It is not a de Polignac number, because 100420100331 - 2¹ = 100420100329 is a prime.

It is a super-2 number, since 2×100420100331² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 100420100331.

It is not an unprimeable number, because it can be changed into a prime (100420100311) 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, 66679261 + ... + 66680766.

It is an arithmetic number, because the mean of its divisors is an integer number (16803363528).

Almost surely, 2^100420100331 is an apocalyptic number.

100420100331 is a deficient number, since it is larger than the sum of its proper divisors (34006807893).

100420100331 is a wasteful number, since it uses less digits than its factorization.

100420100331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133360281.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 100420100331 its reverse (133001024001), we get a palindrome (233421124332).

The spelling of 100420100331 in words is "one hundred billion, four hundred twenty million, one hundred thousand, three hundred thirty-one".