421343301531112 has 8 divisors (see below), whose sum is σ = 790018690370850. Its totient is φ = 210671650765552.

The previous prime is 421343301531059. The next prime is 421343301531137. The reversal of 421343301531112 is 211135103343124.

It can be written as a sum of positive squares in only one way, i.e., 405816754271236 + 15526547259876 = 20144894^2 + 3940374^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26333956345687 + ... + 26333956345702.

Almost surely, 2^{421343301531112} is an apocalyptic number.

It is an amenable number.

421343301531112 is a deficient number, since it is larger than the sum of its proper divisors (368675388839738).

421343301531112 is a wasteful number, since it uses less digits than its factorization.

421343301531112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52667912691395 (or 52667912691391 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 34.

Adding to 421343301531112 its reverse (211135103343124), we get a palindrome (632478404874236).

The spelling of 421343301531112 in words is "four hundred twenty-one trillion, three hundred forty-three billion, three hundred one million, five hundred thirty-one thousand, one hundred twelve".