11223330203131 has 4 divisors (see below), whose sum is σ = 11711301081552. Its totient is φ = 10735359324712.

The previous prime is 11223330203101. The next prime is 11223330203201. The reversal of 11223330203131 is 13130203332211.

11223330203131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11223330203131 - 2⁹ = 11223330202619 is a prime.

It is a super-2 number, since 2×11223330203131² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11223330203096 and 11223330203105.

It is not an unprimeable number, because it can be changed into a prime (11223330203101) 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, 243985439176 + ... + 243985439221.

It is an arithmetic number, because the mean of its divisors is an integer number (2927825270388).

Almost surely, 2^{11223330203131} is an apocalyptic number.

11223330203131 is a deficient number, since it is larger than the sum of its proper divisors (487970878421).

11223330203131 is an equidigital number, since it uses as much as digits as its factorization.

11223330203131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487970878420.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 11223330203131 its reverse (13130203332211), we get a palindrome (24353533535342).

The spelling of 11223330203131 in words is "eleven trillion, two hundred twenty-three billion, three hundred thirty million, two hundred three thousand, one hundred thirty-one".