10111030133021 has 4 divisors (see below), whose sum is σ = 10705796611452. Its totient is φ = 9516263654592.

The previous prime is 10111030132967. The next prime is 10111030133051. The reversal of 10111030133021 is 12033103011101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8078726136100 + 2032303996921 = 2842310^2 + 1425589^2 .

It is not a de Polignac number, because 10111030133021 - 2²⁶ = 10110963024157 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17), and also a Moran number because the ratio is a prime number: 594766478413 = 10111030133021 / (1 + 0 + 1 + 1 + 1 + 0 + 3 + 0 + 1 + 3 + 3 + 0 + 2 + 1).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10111030133051) 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, 297383239190 + ... + 297383239223.

It is an arithmetic number, because the mean of its divisors is an integer number (2676449152863).

Almost surely, 2^{10111030133021} is an apocalyptic number.

It is an amenable number.

10111030133021 is a deficient number, since it is larger than the sum of its proper divisors (594766478431).

10111030133021 is an equidigital number, since it uses as much as digits as its factorization.

10111030133021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594766478430.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 10111030133021 its reverse (12033103011101), we get a palindrome (22144133144122).

The spelling of 10111030133021 in words is "ten trillion, one hundred eleven billion, thirty million, one hundred thirty-three thousand, twenty-one".