23313202220121 has 32 divisors (see below), whose sum is σ = 34000482336768. Its totient is φ = 14091563283840.

The previous prime is 23313202220117. The next prime is 23313202220141. The reversal of 23313202220121 is 12102220231332.

It is not a de Polignac number, because 23313202220121 - 2² = 23313202220117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23313202220091 and 23313202220100.

It is not an unprimeable number, because it can be changed into a prime (23313202220141) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 312108040 + ... + 312182726.

It is an arithmetic number, because the mean of its divisors is an integer number (1062515073024).

Almost surely, 2^{23313202220121} is an apocalyptic number.

It is an amenable number.

23313202220121 is a deficient number, since it is larger than the sum of its proper divisors (10687280116647).

23313202220121 is a wasteful number, since it uses less digits than its factorization.

23313202220121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99781.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 23313202220121 its reverse (12102220231332), we get a palindrome (35415422451453).

The spelling of 23313202220121 in words is "twenty-three trillion, three hundred thirteen billion, two hundred two million, two hundred twenty thousand, one hundred twenty-one".