101000401431 has 4 divisors (see below), whose sum is σ = 134667201912. Its totient is φ = 67333600952.

The previous prime is 101000401429. The next prime is 101000401501. The reversal of 101000401431 is 134104000101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 101000401431 - 2¹ = 101000401429 is a prime.

It is a super-2 number, since 2×101000401431² (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 101000401431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101000403431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16833400236 + ... + 16833400241.

It is an arithmetic number, because the mean of its divisors is an integer number (33666800478).

Almost surely, 2^101000401431 is an apocalyptic number.

101000401431 is a deficient number, since it is larger than the sum of its proper divisors (33666800481).

101000401431 is an equidigital number, since it uses as much as digits as its factorization.

101000401431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33666800480.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 101000401431 its reverse (134104000101), we get a palindrome (235104401532).

The spelling of 101000401431 in words is "one hundred one billion, four hundred one thousand, four hundred thirty-one".