331121202333121 has 8 divisors (see below), whose sum is σ = 331147426176000. Its totient is φ = 331094979575520.

The previous prime is 331121202333101. The next prime is 331121202333137. The reversal of 331121202333121 is 121333202121133.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 331121202333121 - 2⁷ = 331121202332993 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 331121202333121.

It is not an unprimeable number, because it can be changed into a prime (331121202333101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 674742240 + ... + 675232798.

It is an arithmetic number, because the mean of its divisors is an integer number (41393428272000).

Almost surely, 2^{331121202333121} is an apocalyptic number.

It is an amenable number.

331121202333121 is a deficient number, since it is larger than the sum of its proper divisors (26223842879).

331121202333121 is a wasteful number, since it uses less digits than its factorization.

331121202333121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542639.

The product of its (nonzero) digits is 3888, while the sum is 28.

Adding to 331121202333121 its reverse (121333202121133), we get a palindrome (452454404454254).

The spelling of 331121202333121 in words is "three hundred thirty-one trillion, one hundred twenty-one billion, two hundred two million, three hundred thirty-three thousand, one hundred twenty-one".