10111213113231 has 16 divisors (see below), whose sum is σ = 13489796436480. Its totient is φ = 6736720307520.

The previous prime is 10111213113191. The next prime is 10111213113341. The reversal of 10111213113231 is 13231131211101.

It is not a de Polignac number, because 10111213113231 - 2⁹ = 10111213112719 is a prime.

It is a super-2 number, since 2×10111213113231² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10111213113198 and 10111213113207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10111213114231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39947931 + ... + 40200243.

It is an arithmetic number, because the mean of its divisors is an integer number (843112277280).

Almost surely, 2^{10111213113231} is an apocalyptic number.

10111213113231 is a deficient number, since it is larger than the sum of its proper divisors (3378583323249).

10111213113231 is a wasteful number, since it uses less digits than its factorization.

10111213113231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260366.

The product of its (nonzero) digits is 108, while the sum is 21.

Adding to 10111213113231 its reverse (13231131211101), we get a palindrome (23342344324332).

The spelling of 10111213113231 in words is "ten trillion, one hundred eleven billion, two hundred thirteen million, one hundred thirteen thousand, two hundred thirty-one".