2113303220121 has 8 divisors (see below), whose sum is σ = 2817804675744. Its totient is φ = 1408835288960.

The previous prime is 2113303220101. The next prime is 2113303220131. The reversal of 2113303220121 is 1210223033112.

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 2113303220121 - 2²⁹ = 2112766349209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2113303220101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8233656 + ... + 8486441.

It is an arithmetic number, because the mean of its divisors is an integer number (352225584468).

Almost surely, 2^{2113303220121} is an apocalyptic number.

It is an amenable number.

2113303220121 is a deficient number, since it is larger than the sum of its proper divisors (704501455623).

2113303220121 is a wasteful number, since it uses less digits than its factorization.

2113303220121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16762231.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 2113303220121 its reverse (1210223033112), we get a palindrome (3323526253233).

The spelling of 2113303220121 in words is "two trillion, one hundred thirteen billion, three hundred three million, two hundred twenty thousand, one hundred twenty-one".