1031402130244 has 12 divisors (see below), whose sum is σ = 1823561499004. Its totient is φ = 510384559104.

The previous prime is 1031402130181. The next prime is 1031402130247. The reversal of 1031402130244 is 4420312041301.

It can be written as a sum of positive squares in 2 ways, for example, as 763285290244 + 268116840000 = 873662^2 + 517800^2 .

It is a super-2 number, since 2×1031402130244² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1031402130247) 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 3 ways as a sum of consecutive naturals, for example, 1329126069 + ... + 1329126844.

Almost surely, 2^{1031402130244} is an apocalyptic number.

It is an amenable number.

1031402130244 is a deficient number, since it is larger than the sum of its proper divisors (792159368760).

1031402130244 is a wasteful number, since it uses less digits than its factorization.

1031402130244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2658253014 (or 2658253012 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 1031402130244 its reverse (4420312041301), we get a palindrome (5451714171545).

The spelling of 1031402130244 in words is "one trillion, thirty-one billion, four hundred two million, one hundred thirty thousand, two hundred forty-four".