421111011431112 has 64 divisors (see below), whose sum is σ = 1130405697705600. Its totient is φ = 130252508359680.

The previous prime is 421111011431069. The next prime is 421111011431119. The reversal of 421111011431112 is 211134110111124.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (421111011431119) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7268526187 + ... + 7268584122.

It is an arithmetic number, because the mean of its divisors is an integer number (17662589026650).

Almost surely, 2^{421111011431112} is an apocalyptic number.

It is an amenable number.

421111011431112 is an abundant number, since it is smaller than the sum of its proper divisors (709294686274488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

421111011431112 is a wasteful number, since it uses less digits than its factorization.

421111011431112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14537110406 (or 14537110402 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 24.

Adding to 421111011431112 its reverse (211134110111124), we get a palindrome (632245121542236).

The spelling of 421111011431112 in words is "four hundred twenty-one trillion, one hundred eleven billion, eleven million, four hundred thirty-one thousand, one hundred twelve".