2213020203121 has 16 divisors (see below), whose sum is σ = 2734315323264. Its totient is φ = 1744147943424.

The previous prime is 2213020203109. The next prime is 2213020203143. The reversal of 2213020203121 is 1213020203122.

It is a cyclic number.

It is not a de Polignac number, because 2213020203121 - 2⁷ = 2213020202993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2213020203101) 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, 47289655 + ... + 47336428.

It is an arithmetic number, because the mean of its divisors is an integer number (170894707704).

Almost surely, 2^{2213020203121} is an apocalyptic number.

It is an amenable number.

2213020203121 is a deficient number, since it is larger than the sum of its proper divisors (521295120143).

2213020203121 is a wasteful number, since it uses less digits than its factorization.

2213020203121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94626360.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 2213020203121 its reverse (1213020203122), we get a palindrome (3426040406243).

Subtracting from 2213020203121 its reverse (1213020203122), we obtain a palindrome (999999999999).

The spelling of 2213020203121 in words is "two trillion, two hundred thirteen billion, twenty million, two hundred three thousand, one hundred twenty-one".