31111332124413 has 8 divisors (see below), whose sum is σ = 41485173297376. Its totient is φ = 20739189517200.

The previous prime is 31111332124373. The next prime is 31111332124423. The reversal of 31111332124413 is 31442123311113.

It is a happy number.

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

It is not a de Polignac number, because 31111332124413 - 2⁸ = 31111332124157 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31111332124423) 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, 424598698 + ... + 424671963.

It is an arithmetic number, because the mean of its divisors is an integer number (5185646662172).

Almost surely, 2^{31111332124413} is an apocalyptic number.

It is an amenable number.

31111332124413 is a deficient number, since it is larger than the sum of its proper divisors (10373841172963).

31111332124413 is a wasteful number, since it uses less digits than its factorization.

31111332124413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 849282875.

The product of its digits is 5184, while the sum is 30.

Adding to 31111332124413 its reverse (31442123311113), we get a palindrome (62553455435526).

The spelling of 31111332124413 in words is "thirty-one trillion, one hundred eleven billion, three hundred thirty-two million, one hundred twenty-four thousand, four hundred thirteen".