421022404232 has 16 divisors (see below), whose sum is σ = 789431308800. Its totient is φ = 210507388560.

The previous prime is 421022404223. The next prime is 421022404259. The reversal of 421022404232 is 232404220124.

It is a super-2 number, since 2×421022404232² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23369 + ... + 917927.

It is an arithmetic number, because the mean of its divisors is an integer number (49339456800).

Almost surely, 2^421022404232 is an apocalyptic number.

It is an amenable number.

421022404232 is a deficient number, since it is larger than the sum of its proper divisors (368408904568).

421022404232 is a wasteful number, since it uses less digits than its factorization.

421022404232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 953396 (or 953392 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 421022404232 its reverse (232404220124), we get a palindrome (653426624356).

The spelling of 421022404232 in words is "four hundred twenty-one billion, twenty-two million, four hundred four thousand, two hundred thirty-two".