402040020202232 has 16 divisors (see below), whose sum is σ = 760870131692760. Its totient is φ = 199141318417504.

The previous prime is 402040020202229. The next prime is 402040020202243. The reversal of 402040020202232 is 232202020040204.

It is a super-2 number, since 2×402040020202232² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 402040020202198 and 402040020202207.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 234836459543 + ... + 234836461254.

Almost surely, 2^{402040020202232} is an apocalyptic number.

It is an amenable number.

402040020202232 is a deficient number, since it is larger than the sum of its proper divisors (358830111490528).

402040020202232 is a wasteful number, since it uses less digits than its factorization.

402040020202232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469672920910 (or 469672920906 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 23.

Adding to 402040020202232 its reverse (232202020040204), we get a palindrome (634242040242436).

The spelling of 402040020202232 in words is "four hundred two trillion, forty billion, twenty million, two hundred two thousand, two hundred thirty-two".