101301220431 has 20 divisors (see below), whose sum is σ = 152162594584. Its totient is φ = 67161020400.

The previous prime is 101301220417. The next prime is 101301220453. The reversal of 101301220431 is 134022103101.

101301220431 is a `hidden beast` number, since 1 + 0 + 13 + 0 + 1 + 220 + 431 = 666.

It is not a de Polignac number, because 101301220431 - 2⁶ = 101301220367 is a prime.

It is a super-2 number, since 2×101301220431² (a number of 23 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 (101301220411) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3440125 + ... + 3469446.

Almost surely, 2^101301220431 is an apocalyptic number.

101301220431 is a deficient number, since it is larger than the sum of its proper divisors (50861374153).

101301220431 is an equidigital number, since it uses as much as digits as its factorization.

101301220431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6909764 (or 6909755 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 101301220431 its reverse (134022103101), we get a palindrome (235323323532).

The spelling of 101301220431 in words is "one hundred one billion, three hundred one million, two hundred twenty thousand, four hundred thirty-one".