403020023112 has 96 divisors (see below), whose sum is σ = 1249749583680. Its totient is φ = 114935656320.

The previous prime is 403020023089. The next prime is 403020023113. The reversal of 403020023112 is 211320020304.

403020023112 is a `hidden beast` number, since 403 + 0 + 20 + 0 + 231 + 12 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (403020023113) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 466378 + ... + 1011705.

It is an arithmetic number, because the mean of its divisors is an integer number (13018224830).

Almost surely, 2^403020023112 is an apocalyptic number.

403020023112 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

403020023112 is an abundant number, since it is smaller than the sum of its proper divisors (846729560568).

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

403020023112 is a wasteful number, since it uses less digits than its factorization.

403020023112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1478643 (or 1478636 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 403020023112 its reverse (211320020304), we get a palindrome (614340043416).

The spelling of 403020023112 in words is "four hundred three billion, twenty million, twenty-three thousand, one hundred twelve".