42431233022 has 4 divisors (see below), whose sum is σ = 63646849536. Its totient is φ = 21215616510.

The previous prime is 42431232979. The next prime is 42431233049. The reversal of 42431233022 is 22033213424.

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

It is a junction number, because it is equal to n+sod(n) for n = 42431232982 and 42431233000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10607808254 + ... + 10607808257.

It is an arithmetic number, because the mean of its divisors is an integer number (15911712384).

Almost surely, 2^42431233022 is an apocalyptic number.

42431233022 is a deficient number, since it is larger than the sum of its proper divisors (21215616514).

42431233022 is a wasteful number, since it uses less digits than its factorization.

42431233022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21215616513.

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 42431233022 its reverse (22033213424), we get a palindrome (64464446446).

The spelling of 42431233022 in words is "forty-two billion, four hundred thirty-one million, two hundred thirty-three thousand, twenty-two".