1001331213332 has 24 divisors (see below), whose sum is σ = 1757225685600. Its totient is φ = 499267035936.

The previous prime is 1001331213313. The next prime is 1001331213359. The reversal of 1001331213332 is 2333121331001.

1001331213332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 1001331213298 and 1001331213307.

It is a congruent number.

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, 15273719 + ... + 15339137.

It is an arithmetic number, because the mean of its divisors is an integer number (73217736900).

Almost surely, 2^{1001331213332} is an apocalyptic number.

It is an amenable number.

1001331213332 is a deficient number, since it is larger than the sum of its proper divisors (755894472268).

1001331213332 is a wasteful number, since it uses less digits than its factorization.

1001331213332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76055 (or 76053 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 1001331213332 its reverse (2333121331001), we get a palindrome (3334452544333).

The spelling of 1001331213332 in words is "one trillion, one billion, three hundred thirty-one million, two hundred thirteen thousand, three hundred thirty-two".