124401434213431 has 4 divisors (see below), whose sum is σ = 124402560546600. Its totient is φ = 124400307880264.

The previous prime is 124401434213369. The next prime is 124401434213503. The reversal of 124401434213431 is 134312434104421.

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 124401434213431 - 2²⁵ = 124401400658999 is a prime.

It is a super-2 number, since 2×124401434213431² (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 (124401434216431) 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, 563000896 + ... + 563221813.

It is an arithmetic number, because the mean of its divisors is an integer number (31100640136650).

Almost surely, 2^{124401434213431} is an apocalyptic number.

124401434213431 is a deficient number, since it is larger than the sum of its proper divisors (1126333169).

124401434213431 is a wasteful number, since it uses less digits than its factorization.

124401434213431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1126333168.

The product of its (nonzero) digits is 110592, while the sum is 37.

Adding to 124401434213431 its reverse (134312434104421), we get a palindrome (258713868317852).

The spelling of 124401434213431 in words is "one hundred twenty-four trillion, four hundred one billion, four hundred thirty-four million, two hundred thirteen thousand, four hundred thirty-one".