2212232321121 has 64 divisors (see below), whose sum is σ = 3280872940800. Its totient is φ = 1320476774400.

The previous prime is 2212232321113. The next prime is 2212232321179. The reversal of 2212232321121 is 1211232322122.

It is not a de Polignac number, because 2212232321121 - 2³ = 2212232321113 is a prime.

It is a super-2 number, since 2×2212232321121² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2212232321091 and 2212232321100.

It is not an unprimeable number, because it can be changed into a prime (2212232321111) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 19745541 + ... + 19857261.

It is an arithmetic number, because the mean of its divisors is an integer number (51263639700).

Almost surely, 2^{2212232321121} is an apocalyptic number.

It is an amenable number.

2212232321121 is a deficient number, since it is larger than the sum of its proper divisors (1068640619679).

2212232321121 is a wasteful number, since it uses less digits than its factorization.

2212232321121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112050.

The product of its digits is 1152, while the sum is 24.

Adding to 2212232321121 its reverse (1211232322122), we get a palindrome (3423464643243).

The spelling of 2212232321121 in words is "two trillion, two hundred twelve billion, two hundred thirty-two million, three hundred twenty-one thousand, one hundred twenty-one".