1031013012322 has 4 divisors (see below), whose sum is σ = 1546519518486. Its totient is φ = 515506506160.

The previous prime is 1031013012247. The next prime is 1031013012361. The reversal of 1031013012322 is 2232103101301.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 652183841241 + 378829171081 = 807579^2 + 615491^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1031013012322.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 257753253079 + ... + 257753253082.

Almost surely, 2^{1031013012322} is an apocalyptic number.

1031013012322 is a deficient number, since it is larger than the sum of its proper divisors (515506506164).

1031013012322 is an equidigital number, since it uses as much as digits as its factorization.

1031013012322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515506506163.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1031013012322 its reverse (2232103101301), we get a palindrome (3263116113623).

The spelling of 1031013012322 in words is "one trillion, thirty-one billion, thirteen million, twelve thousand, three hundred twenty-two".