234380121099 has 16 divisors (see below), whose sum is σ = 332177109408. Its totient is φ = 146489802752.

The previous prime is 234380121083. The next prime is 234380121149. The reversal of 234380121099 is 990121083432.

It is a cyclic number.

It is not a de Polignac number, because 234380121099 - 2⁴ = 234380121083 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 234380121099.

It is not an unprimeable number, because it can be changed into a prime (234380121049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8927922 + ... + 8954135.

It is an arithmetic number, because the mean of its divisors is an integer number (20761069338).

Almost surely, 2^234380121099 is an apocalyptic number.

234380121099 is a deficient number, since it is larger than the sum of its proper divisors (97796988309).

234380121099 is a wasteful number, since it uses less digits than its factorization.

234380121099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17882334.

The product of its (nonzero) digits is 93312, while the sum is 42.

The spelling of 234380121099 in words is "two hundred thirty-four billion, three hundred eighty million, one hundred twenty-one thousand, ninety-nine".