121323242323110 has 16 divisors (see below), whose sum is σ = 291175781575536. Its totient is φ = 32352864619488.

The previous prime is 121323242323109. The next prime is 121323242323111. The reversal of 121323242323110 is 11323242323121.

It is an interprime number because it is at equal distance from previous prime (121323242323109) and next prime (121323242323111).

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 4044108077437 = 121323242323110 / (1 + 2 + 1 + 3 + 2 + 3 + 2 + 4 + 2 + 3 + 2 + 3 + 1 + 1 + 0).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121323242323111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2022054038689 + ... + 2022054038748.

It is an arithmetic number, because the mean of its divisors is an integer number (18198486348471).

Almost surely, 2^{121323242323110} is an apocalyptic number.

121323242323110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121323242323110 is an abundant number, since it is smaller than the sum of its proper divisors (169852539252426).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121323242323110 is a wasteful number, since it uses less digits than its factorization.

121323242323110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4044108077447.

The product of its (nonzero) digits is 10368, while the sum is 30.

Adding to 121323242323110 its reverse (11323242323121), we get a palindrome (132646484646231).

The spelling of 121323242323110 in words is "one hundred twenty-one trillion, three hundred twenty-three billion, two hundred forty-two million, three hundred twenty-three thousand, one hundred ten".