1011323012322 has 64 divisors (see below), whose sum is σ = 2341135687680. Its totient is φ = 285257778624.

The previous prime is 1011323012317. The next prime is 1011323012383. The reversal of 1011323012322 is 2232103231101.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43331368 + ... + 43354700.

It is an arithmetic number, because the mean of its divisors is an integer number (36580245120).

Almost surely, 2^{1011323012322} is an apocalyptic number.

1011323012322 is an abundant number, since it is smaller than the sum of its proper divisors (1329812675358).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1011323012322 is a wasteful number, since it uses less digits than its factorization.

1011323012322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36487.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1011323012322 its reverse (2232103231101), we get a palindrome (3243426243423).

The spelling of 1011323012322 in words is "one trillion, eleven billion, three hundred twenty-three million, twelve thousand, three hundred twenty-two".