1031030203144 has 32 divisors (see below), whose sum is σ = 1958644752120. Its totient is φ = 508755050496.

The previous prime is 1031030203129. The next prime is 1031030203309. The reversal of 1031030203144 is 4413020301301.

It can be written as a sum of positive squares in 4 ways, for example, as 645351942244 + 385678260900 = 803338^2 + 621030^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1608009 + ... + 2155864.

Almost surely, 2^{1031030203144} is an apocalyptic number.

It is an amenable number.

1031030203144 is a deficient number, since it is larger than the sum of its proper divisors (927614548976).

1031030203144 is a wasteful number, since it uses less digits than its factorization.

1031030203144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3764329 (or 3764325 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 1031030203144 its reverse (4413020301301), we get a palindrome (5444050504445).

The spelling of 1031030203144 in words is "one trillion, thirty-one billion, thirty million, two hundred three thousand, one hundred forty-four".