1431201112431 has 8 divisors (see below), whose sum is σ = 1908290250240. Its totient is φ = 954123024792.

The previous prime is 1431201112421. The next prime is 1431201112469. The reversal of 1431201112431 is 1342111021341.

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

It is not a de Polignac number, because 1431201112431 - 2⁵ = 1431201112399 is a prime.

It is a super-2 number, since 2×1431201112431² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1431201112421) 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, 2455455 + ... + 2981888.

It is an arithmetic number, because the mean of its divisors is an integer number (238536281280).

Almost surely, 2^{1431201112431} is an apocalyptic number.

1431201112431 is a deficient number, since it is larger than the sum of its proper divisors (477089137809).

1431201112431 is an equidigital number, since it uses as much as digits as its factorization.

1431201112431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5525085.

The product of its (nonzero) digits is 576, while the sum is 24.

Adding to 1431201112431 its reverse (1342111021341), we get a palindrome (2773312133772).

The spelling of 1431201112431 in words is "one trillion, four hundred thirty-one billion, two hundred one million, one hundred twelve thousand, four hundred thirty-one".