101010120012 has 48 divisors (see below), whose sum is σ = 262075806720. Its totient is φ = 33644619216.

The previous prime is 101010119999. The next prime is 101010120049. The reversal of 101010120012 is 210021010101.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 101010119976 and 101010120003.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 209088 + ... + 495719.

It is an arithmetic number, because the mean of its divisors is an integer number (5459912640).

Almost surely, 2^101010120012 is an apocalyptic number.

101010120012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

101010120012 is an abundant number, since it is smaller than the sum of its proper divisors (161065686708).

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

101010120012 is a wasteful number, since it uses less digits than its factorization.

101010120012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706147 (or 706139 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 101010120012 its reverse (210021010101), we get a palindrome (311031130113).

The spelling of 101010120012 in words is "one hundred one billion, ten million, one hundred twenty thousand, twelve".