121823235 has 12 divisors (see below), whose sum is σ = 211160352. Its totient is φ = 64972368.

The previous prime is 121823227. The next prime is 121823237. The reversal of 121823235 is 532328121.

It is not a de Polignac number, because 121823235 - 2³ = 121823227 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121823199 and 121823208.

It is not an unprimeable number, because it can be changed into a prime (121823237) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1353547 + ... + 1353636.

It is an arithmetic number, because the mean of its divisors is an integer number (17596696).

Almost surely, 2^121823235 is an apocalyptic number.

121823235 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

121823235 is a deficient number, since it is larger than the sum of its proper divisors (89337117).

121823235 is a wasteful number, since it uses less digits than its factorization.

121823235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2707194 (or 2707191 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 121823235 is about 11037.3563410810. The cubic root of 121823235 is about 495.7279158860.

The spelling of 121823235 in words is "one hundred twenty-one million, eight hundred twenty-three thousand, two hundred thirty-five".