101423454012 has 36 divisors (see below), whose sum is σ = 256409953800. Its totient is φ = 33803334432.

The previous prime is 101423453983. The next prime is 101423454023. The reversal of 101423454012 is 210454324101.

101423454012 is a `hidden beast` number, since 10 + 14 + 234 + 5 + 401 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×101423454012² (a number of 23 digits) 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 11 ways as a sum of consecutive naturals, for example, 94198 + ... + 460130.

Almost surely, 2^101423454012 is an apocalyptic number.

101423454012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

101423454012 is an abundant number, since it is smaller than the sum of its proper divisors (154986499788).

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

101423454012 is a wasteful number, since it uses less digits than its factorization.

101423454012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373642 (or 373637 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

Adding to 101423454012 its reverse (210454324101), we get a palindrome (311877778113).

The spelling of 101423454012 in words is "one hundred one billion, four hundred twenty-three million, four hundred fifty-four thousand, twelve".