1331022301121 has 16 divisors (see below), whose sum is σ = 1379639217600. Its totient is φ = 1283512731648.

The previous prime is 1331022301079. The next prime is 1331022301181. The reversal of 1331022301121 is 1211032201331.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1331022301121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1331022301093 and 1331022301102.

It is not an unprimeable number, because it can be changed into a prime (1331022301181) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 382391 + ... + 1675788.

It is an arithmetic number, because the mean of its divisors is an integer number (86227451100).

Almost surely, 2^{1331022301121} is an apocalyptic number.

It is an amenable number.

1331022301121 is a deficient number, since it is larger than the sum of its proper divisors (48616916479).

1331022301121 is a wasteful number, since it uses less digits than its factorization.

1331022301121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2058448.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1331022301121 its reverse (1211032201331), we get a palindrome (2542054502452).

The spelling of 1331022301121 in words is "one trillion, three hundred thirty-one billion, twenty-two million, three hundred one thousand, one hundred twenty-one".