1001000231322 has 64 divisors (see below), whose sum is σ = 2530595230464. Its totient is φ = 256864919040.

The previous prime is 1001000231311. The next prime is 1001000231327. The reversal of 1001000231322 is 2231320001001.

It is not an unprimeable number, because it can be changed into a prime (1001000231327) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24754579 + ... + 24794982.

It is an arithmetic number, because the mean of its divisors is an integer number (39540550476).

Almost surely, 2^{1001000231322} is an apocalyptic number.

1001000231322 is an abundant number, since it is smaller than the sum of its proper divisors (1529594999142).

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

1001000231322 is a wasteful number, since it uses less digits than its factorization.

1001000231322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49549623.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 1001000231322 its reverse (2231320001001), we get a palindrome (3232320232323).

The spelling of 1001000231322 in words is "one trillion, one billion, two hundred thirty-one thousand, three hundred twenty-two".