2311231131032 has 16 divisors (see below), whose sum is σ = 4482991418400. Its totient is φ = 1115766752800.

The previous prime is 2311231131019. The next prime is 2311231131067. The reversal of 2311231131032 is 2301311321132.

It is a junction number, because it is equal to n+sod(n) for n = 2311231130989 and 2311231131007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4981101344 + ... + 4981101807.

It is an arithmetic number, because the mean of its divisors is an integer number (280186963650).

Almost surely, 2^{2311231131032} is an apocalyptic number.

It is an amenable number.

2311231131032 is a deficient number, since it is larger than the sum of its proper divisors (2171760287368).

2311231131032 is a wasteful number, since it uses less digits than its factorization.

2311231131032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9962203186 (or 9962203182 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 2311231131032 its reverse (2301311321132), we get a palindrome (4612542452164).

The spelling of 2311231131032 in words is "two trillion, three hundred eleven billion, two hundred thirty-one million, one hundred thirty-one thousand, thirty-two".