101001210012 has 96 divisors (see below), whose sum is σ = 262843963200. Its totient is φ = 33540192000.

The previous prime is 101001209927. The next prime is 101001210041. The reversal of 101001210012 is 210012100101.

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 = 101001209976 and 101001210003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38534062 + ... + 38536682.

It is an arithmetic number, because the mean of its divisors is an integer number (2737957950).

Almost surely, 2^101001210012 is an apocalyptic number.

101001210012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

101001210012 is an abundant number, since it is smaller than the sum of its proper divisors (161842753188).

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

101001210012 is a wasteful number, since it uses less digits than its factorization.

101001210012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3844 (or 3836 counting only the distinct ones).

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

Adding to 101001210012 its reverse (210012100101), we get a palindrome (311013310113).

The spelling of 101001210012 in words is "one hundred one billion, one million, two hundred ten thousand, twelve".