121122210211323 has 24 divisors (see below), whose sum is σ = 175941618241536. Its totient is φ = 74030552910000.

The previous prime is 121122210211313. The next prime is 121122210211363. The reversal of 121122210211323 is 323112012221121.

It is not a de Polignac number, because 121122210211323 - 2⁵ = 121122210211291 is a prime.

It is a super-2 number, since 2×121122210211323² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 121122210211293 and 121122210211302.

It is not an unprimeable number, because it can be changed into a prime (121122210211313) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1803829803 + ... + 1803896948.

It is an arithmetic number, because the mean of its divisors is an integer number (7330900760064).

Almost surely, 2^{121122210211323} is an apocalyptic number.

121122210211323 is a deficient number, since it is larger than the sum of its proper divisors (54819408030213).

121122210211323 is a wasteful number, since it uses less digits than its factorization.

121122210211323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3607726823 (or 3607726804 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

Adding to 121122210211323 its reverse (323112012221121), we get a palindrome (444234222432444).

The spelling of 121122210211323 in words is "one hundred twenty-one trillion, one hundred twenty-two billion, two hundred ten million, two hundred eleven thousand, three hundred twenty-three".