11313231250 has 48 divisors (see below), whose sum is σ = 21430768968. Its totient is φ = 4478400000.

The previous prime is 11313231197. The next prime is 11313231257. The reversal of 11313231250 is 5213231311.

It can be written as a sum of positive squares in 12 ways, for example, as 8163664609 + 3149566641 = 90353^2 + 56121^2 .

It is not an unprimeable number, because it can be changed into a prime (11313231257) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 596920 + ... + 615580.

Almost surely, 2^11313231250 is an apocalyptic number.

11313231250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11313231250 is a deficient number, since it is larger than the sum of its proper divisors (10117537718).

11313231250 is an frugal number, since it uses more digits than its factorization.

11313231250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18785 (or 18765 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 22.

Adding to 11313231250 its reverse (5213231311), we get a palindrome (16526462561).

The spelling of 11313231250 in words is "eleven billion, three hundred thirteen million, two hundred thirty-one thousand, two hundred fifty".