11003101131231 has 12 divisors (see below), whose sum is σ = 17338219964520. Its totient is φ = 6668546140080.

The previous prime is 11003101131181. The next prime is 11003101131251. The reversal of 11003101131231 is 13213110130011.

11003101131231 is a `hidden beast` number, since 1 + 1 + 0 + 0 + 310 + 11 + 312 + 31 = 666.

It is not a de Polignac number, because 11003101131231 - 2⁷ = 11003101131103 is a prime.

It is a super-2 number, since 2×11003101131231² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11003101131251) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55571217736 + ... + 55571217933.

It is an arithmetic number, because the mean of its divisors is an integer number (1444851663710).

Almost surely, 2^{11003101131231} is an apocalyptic number.

11003101131231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11003101131231 is a deficient number, since it is larger than the sum of its proper divisors (6335118833289).

11003101131231 is a wasteful number, since it uses less digits than its factorization.

11003101131231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111142435686 (or 111142435683 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 18.

Adding to 11003101131231 its reverse (13213110130011), we get a palindrome (24216211261242).

The spelling of 11003101131231 in words is "eleven trillion, three billion, one hundred one million, one hundred thirty-one thousand, two hundred thirty-one".