11123202100331 has 4 divisors (see below), whose sum is σ = 11123215814592. Its totient is φ = 11123188386072.

The previous prime is 11123202100279. The next prime is 11123202100363. The reversal of 11123202100331 is 13300120232111.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 11123202100331 - 2¹⁴ = 11123202083947 is a prime.

It is a super-2 number, since 2×11123202100331² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11123202100631) 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, 5558555 + ... + 7289988.

It is an arithmetic number, because the mean of its divisors is an integer number (2780803953648).

Almost surely, 2^{11123202100331} is an apocalyptic number.

11123202100331 is a deficient number, since it is larger than the sum of its proper divisors (13714261).

11123202100331 is an equidigital number, since it uses as much as digits as its factorization.

11123202100331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13714260.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 11123202100331 its reverse (13300120232111), we get a palindrome (24423322332442).

The spelling of 11123202100331 in words is "eleven trillion, one hundred twenty-three billion, two hundred two million, one hundred thousand, three hundred thirty-one".