11111404232031 has 8 divisors (see below), whose sum is σ = 14815262555184. Its totient is φ = 7407574365120.

The previous prime is 11111404231973. The next prime is 11111404232057. The reversal of 11111404232031 is 13023240411111.

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

It is not a de Polignac number, because 11111404232031 - 2⁹ = 11111404231519 is a prime.

It is a super-2 number, since 2×11111404232031² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11111404231992 and 11111404232010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11111404232531) 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, 6185646 + ... + 7777211.

It is an arithmetic number, because the mean of its divisors is an integer number (1851907819398).

Almost surely, 2^{11111404232031} is an apocalyptic number.

11111404232031 is a deficient number, since it is larger than the sum of its proper divisors (3703858323153).

11111404232031 is a wasteful number, since it uses less digits than its factorization.

11111404232031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14228121.

The product of its (nonzero) digits is 576, while the sum is 24.

Adding to 11111404232031 its reverse (13023240411111), we get a palindrome (24134644643142).

The spelling of 11111404232031 in words is "eleven trillion, one hundred eleven billion, four hundred four million, two hundred thirty-two thousand, thirty-one".