1010021200113 has 4 divisors (see below), whose sum is σ = 1346694933488. Its totient is φ = 673347466740.

The previous prime is 1010021200061. The next prime is 1010021200169. The reversal of 1010021200113 is 3110021200101.

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 1010021200113 - 2¹² = 1010021196017 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1010021200913) 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, 168336866683 + ... + 168336866688.

It is an arithmetic number, because the mean of its divisors is an integer number (336673733372).

Almost surely, 2^{1010021200113} is an apocalyptic number.

It is an amenable number.

1010021200113 is a deficient number, since it is larger than the sum of its proper divisors (336673733375).

1010021200113 is an equidigital number, since it uses as much as digits as its factorization.

1010021200113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336673733374.

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

Subtracting from 1010021200113 its sum of digits (12), we obtain a palindrome (1010021200101).

Adding to 1010021200113 its reverse (3110021200101), we get a palindrome (4120042400214).

The spelling of 1010021200113 in words is "one trillion, ten billion, twenty-one million, two hundred thousand, one hundred thirteen".