2031321132130 has 8 divisors (see below), whose sum is σ = 3656378037852. Its totient is φ = 812528452848.

The previous prime is 2031321132119. The next prime is 2031321132131. The reversal of 2031321132130 is 312311231302.

It can be written as a sum of positive squares in 2 ways, for example, as 1731784936729 + 299536195401 = 1315973^2 + 547299^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2031321132131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101566056597 + ... + 101566056616.

Almost surely, 2^{2031321132130} is an apocalyptic number.

2031321132130 is a deficient number, since it is larger than the sum of its proper divisors (1625056905722).

2031321132130 is a wasteful number, since it uses less digits than its factorization.

2031321132130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203132113220.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 2031321132130 its reverse (312311231302), we get a palindrome (2343632363432).

The spelling of 2031321132130 in words is "two trillion, thirty-one billion, three hundred twenty-one million, one hundred thirty-two thousand, one hundred thirty".