423231454012 has 12 divisors (see below), whose sum is σ = 740712288960. Its totient is φ = 211599371456.

The previous prime is 423231454007. The next prime is 423231454013. The reversal of 423231454012 is 210454132324.

It is a super-2 number, since 2×423231454012² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423231454013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4030573 + ... + 4134244.

It is an arithmetic number, because the mean of its divisors is an integer number (61726024080).

Almost surely, 2^423231454012 is an apocalyptic number.

It is an amenable number.

423231454012 is a deficient number, since it is larger than the sum of its proper divisors (317480834948).

423231454012 is a wasteful number, since it uses less digits than its factorization.

423231454012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8177780 (or 8177778 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 423231454012 its reverse (210454132324), we get a palindrome (633685586336).

The spelling of 423231454012 in words is "four hundred twenty-three billion, two hundred thirty-one million, four hundred fifty-four thousand, twelve".