40321431022 has 32 divisors (see below), whose sum is σ = 62521485120. Its totient is φ = 19488418560.

The previous prime is 40321430969. The next prime is 40321431049. The reversal of 40321431022 is 22013412304.

It is a junction number, because it is equal to n+sod(n) for n = 40321430984 and 40321431002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8826583 + ... + 8831149.

It is an arithmetic number, because the mean of its divisors is an integer number (1953796410).

Almost surely, 2^40321431022 is an apocalyptic number.

40321431022 is a deficient number, since it is larger than the sum of its proper divisors (22200054098).

40321431022 is a wasteful number, since it uses less digits than its factorization.

40321431022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5356.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 40321431022 its reverse (22013412304), we get a palindrome (62334843326).

The spelling of 40321431022 in words is "forty billion, three hundred twenty-one million, four hundred thirty-one thousand, twenty-two".