121102402234 has 16 divisors (see below), whose sum is σ = 200091528000. Its totient is φ = 54512112960.

The previous prime is 121102402231. The next prime is 121102402259. The reversal of 121102402234 is 432204201121.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (121102402231) 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, 26719359 + ... + 26723890.

It is an arithmetic number, because the mean of its divisors is an integer number (12505720500).

Almost surely, 2^121102402234 is an apocalyptic number.

121102402234 is a deficient number, since it is larger than the sum of its proper divisors (78989125766).

121102402234 is a wasteful number, since it uses less digits than its factorization.

121102402234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53443365.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 121102402234 its reverse (432204201121), we get a palindrome (553306603355).

The spelling of 121102402234 in words is "one hundred twenty-one billion, one hundred two million, four hundred two thousand, two hundred thirty-four".