11302210121231 has 4 divisors (see below), whose sum is σ = 11311928273832. Its totient is φ = 11292491968632.

The previous prime is 11302210121201. The next prime is 11302210121299. The reversal of 11302210121231 is 13212101220311.

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 11302210121231 - 2²² = 11302205926927 is a prime.

It is a super-2 number, since 2×11302210121231² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11302210121201) 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, 4859074556 + ... + 4859076881.

It is an arithmetic number, because the mean of its divisors is an integer number (2827982068458).

Almost surely, 2^{11302210121231} is an apocalyptic number.

11302210121231 is a deficient number, since it is larger than the sum of its proper divisors (9718152601).

11302210121231 is an equidigital number, since it uses as much as digits as its factorization.

11302210121231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9718152600.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 11302210121231 its reverse (13212101220311), we get a palindrome (24514311341542).

The spelling of 11302210121231 in words is "eleven trillion, three hundred two billion, two hundred ten million, one hundred twenty-one thousand, two hundred thirty-one".