11012330131231 has 8 divisors (see below), whose sum is σ = 12937562671824. Its totient is φ = 9241116193920.

The previous prime is 11012330131217. The next prime is 11012330131249. The reversal of 11012330131231 is 13213103321011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11012330131231 - 2¹⁷ = 11012330000159 is a prime.

It is a super-2 number, since 2×11012330131231² (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 (11012330131331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38504650666 + ... + 38504650951.

It is an arithmetic number, because the mean of its divisors is an integer number (1617195333978).

Almost surely, 2^{11012330131231} is an apocalyptic number.

11012330131231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11012330131231 is a deficient number, since it is larger than the sum of its proper divisors (1925232540593).

11012330131231 is a wasteful number, since it uses less digits than its factorization.

11012330131231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77009301641.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 11012330131231 its reverse (13213103321011), we get a palindrome (24225433452242).

The spelling of 11012330131231 in words is "eleven trillion, twelve billion, three hundred thirty million, one hundred thirty-one thousand, two hundred thirty-one".