421101232 has 10 divisors (see below), whose sum is σ = 815883668. Its totient is φ = 210550608.

The previous prime is 421101229. The next prime is 421101251. The reversal of 421101232 is 232101124.

It is a Harshad number since it is a multiple of its sum of digits (16), and also a Moran number because the ratio is a prime number: 26318827 = 421101232 / (4 + 2 + 1 + 1 + 0 + 1 + 2 + 3 + 2).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13159398 + ... + 13159429.

Almost surely, 2^421101232 is an apocalyptic number.

It is an amenable number.

421101232 is a deficient number, since it is larger than the sum of its proper divisors (394782436).

421101232 is a wasteful number, since it uses less digits than its factorization.

421101232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26318835 (or 26318829 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 421101232 is about 20520.7512533045. The cubic root of 421101232 is about 749.5411901968.

Adding to 421101232 its reverse (232101124), we get a palindrome (653202356).

The spelling of 421101232 in words is "four hundred twenty-one million, one hundred one thousand, two hundred thirty-two".