113031431223 has 8 divisors (see below), whose sum is σ = 159573785328. Its totient is φ = 70921682304.

The previous prime is 113031431221. The next prime is 113031431251. The reversal of 113031431223 is 322134130311.

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

It is not a de Polignac number, because 113031431223 - 2¹ = 113031431221 is a prime.

It is a super-2 number, since 2×113031431223² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 113031431193 and 113031431202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113031431221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1108151236 + ... + 1108151337.

It is an arithmetic number, because the mean of its divisors is an integer number (19946723166).

Almost surely, 2^113031431223 is an apocalyptic number.

113031431223 is a deficient number, since it is larger than the sum of its proper divisors (46542354105).

113031431223 is a wasteful number, since it uses less digits than its factorization.

113031431223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2216302593.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 113031431223 its reverse (322134130311), we get a palindrome (435165561534).

The spelling of 113031431223 in words is "one hundred thirteen billion, thirty-one million, four hundred thirty-one thousand, two hundred twenty-three".