101200000113021 has 4 divisors (see below), whose sum is σ = 134933333484032. Its totient is φ = 67466666742012.

The previous prime is 101200000112983. The next prime is 101200000113053. The reversal of 101200000113021 is 120311000002101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 101200000113021 - 2⁹ = 101200000112509 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101200000112988 and 101200000113006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101200000113221) 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, 16866666685501 + ... + 16866666685506.

It is an arithmetic number, because the mean of its divisors is an integer number (33733333371008).

Almost surely, 2^{101200000113021} is an apocalyptic number.

It is an amenable number.

101200000113021 is a deficient number, since it is larger than the sum of its proper divisors (33733333371011).

101200000113021 is an equidigital number, since it uses as much as digits as its factorization.

101200000113021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33733333371010.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 101200000113021 its reverse (120311000002101), we get a palindrome (221511000115122).

The spelling of 101200000113021 in words is "one hundred one trillion, two hundred billion, one hundred thirteen thousand, twenty-one".