220402331432 has 16 divisors (see below), whose sum is σ = 413264090400. Its totient is φ = 110198574000.

The previous prime is 220402331431. The next prime is 220402331447. The reversal of 220402331432 is 234133204022.

It is a super-2 number, since 2×220402331432² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (220402331431) 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, 64919 + ... + 667097.

It is an arithmetic number, because the mean of its divisors is an integer number (25829005650).

Almost surely, 2^220402331432 is an apocalyptic number.

It is an amenable number.

220402331432 is a deficient number, since it is larger than the sum of its proper divisors (192861758968).

220402331432 is a wasteful number, since it uses less digits than its factorization.

220402331432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 647936 (or 647932 counting only the distinct ones).

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

Adding to 220402331432 its reverse (234133204022), we get a palindrome (454535535454).

The spelling of 220402331432 in words is "two hundred twenty billion, four hundred two million, three hundred thirty-one thousand, four hundred thirty-two".