13322221001240 has 128 divisors (see below), whose sum is σ = 30187634688000. Its totient is φ = 5291237952000.

The previous prime is 13322221001231. The next prime is 13322221001261. The reversal of 13322221001240 is 4210012222331.

It is a congruent number.

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, 9056573705 + ... + 9056575175.

It is an arithmetic number, because the mean of its divisors is an integer number (235840896000).

Almost surely, 2^{13322221001240} is an apocalyptic number.

13322221001240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13322221001240 is an abundant number, since it is smaller than the sum of its proper divisors (16865413686760).

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

13322221001240 is a wasteful number, since it uses less digits than its factorization.

13322221001240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3721 (or 3717 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 13322221001240 its reverse (4210012222331), we get a palindrome (17532233223571).

The spelling of 13322221001240 in words is "thirteen trillion, three hundred twenty-two billion, two hundred twenty-one million, one thousand, two hundred forty".