1322312031001 has 4 divisors (see below), whose sum is σ = 1424028341092. Its totient is φ = 1220595720912.

The previous prime is 1322312030981. The next prime is 1322312031013. The reversal of 1322312031001 is 1001302132231.

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

It can be written as a sum of positive squares in 2 ways, for example, as 294219456400 + 1028092574601 = 542420^2 + 1013949^2 .

It is a cyclic number.

It is not a de Polignac number, because 1322312031001 - 2⁷ = 1322312030873 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1322312031001.

It is not an unprimeable number, because it can be changed into a prime (1322312031031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50858155026 + ... + 50858155051.

It is an arithmetic number, because the mean of its divisors is an integer number (356007085273).

Almost surely, 2^{1322312031001} is an apocalyptic number.

It is an amenable number.

1322312031001 is a deficient number, since it is larger than the sum of its proper divisors (101716310091).

1322312031001 is a wasteful number, since it uses less digits than its factorization.

1322312031001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101716310090.

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

Adding to 1322312031001 its reverse (1001302132231), we get a palindrome (2323614163232).

The spelling of 1322312031001 in words is "one trillion, three hundred twenty-two billion, three hundred twelve million, thirty-one thousand, one".