101424123012 has 12 divisors (see below), whose sum is σ = 236656287056. Its totient is φ = 33808041000.

The previous prime is 101424123007. The next prime is 101424123013. The reversal of 101424123012 is 210321424101.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 101424123012.

It is not an unprimeable number, because it can be changed into a prime (101424123013) 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, 4226005114 + ... + 4226005137.

Almost surely, 2^101424123012 is an apocalyptic number.

101424123012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

101424123012 is an abundant number, since it is smaller than the sum of its proper divisors (135232164044).

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

101424123012 is a wasteful number, since it uses less digits than its factorization.

101424123012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8452010258 (or 8452010256 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 101424123012 its reverse (210321424101), we get a palindrome (311745547113).

The spelling of 101424123012 in words is "one hundred one billion, four hundred twenty-four million, one hundred twenty-three thousand, twelve".