101200021012012 has 24 divisors (see below), whose sum is σ = 190740209032800. Its totient is φ = 46703516084736.

The previous prime is 101200021011937. The next prime is 101200021012093. The reversal of 101200021012012 is 210210120002101.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a junction number, because it is equal to n+sod(n) for n = 101200021011983 and 101200021012001.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86620837 + ... + 87781372.

It is an arithmetic number, because the mean of its divisors is an integer number (7947508709700).

Almost surely, 2^{101200021012012} is an apocalyptic number.

It is an amenable number.

101200021012012 is a deficient number, since it is larger than the sum of its proper divisors (89540188020788).

101200021012012 is a wasteful number, since it uses less digits than its factorization.

101200021012012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174413385 (or 174413383 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 101200021012012 its reverse (210210120002101), we get a palindrome (311410141014113).

The spelling of 101200021012012 in words is "one hundred one trillion, two hundred billion, twenty-one million, twelve thousand, twelve".