421321112 has 16 divisors (see below), whose sum is σ = 791262600. Its totient is φ = 210317760.

The previous prime is 421321091. The next prime is 421321129. The reversal of 421321112 is 211123124.

It is a super-2 number, since 2×421321112² = 355022958833833088, which contains 22 as substring.

It is a congruent number.

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, 37589 + ... + 47492.

Almost surely, 2^421321112 is an apocalyptic number.

It is an amenable number.

421321112 is a deficient number, since it is larger than the sum of its proper divisors (369941488).

421321112 is a wasteful number, since it uses less digits than its factorization.

421321112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85706 (or 85702 counting only the distinct ones).

The product of its digits is 96, while the sum is 17.

The square root of 421321112 is about 20526.1080577883. The cubic root of 421321112 is about 749.6716263227.

Adding to 421321112 its reverse (211123124), we get a palindrome (632444236).

The spelling of 421321112 in words is "four hundred twenty-one million, three hundred twenty-one thousand, one hundred twelve".