122000040234 has 24 divisors (see below), whose sum is σ = 270480711072. Its totient is φ = 39720943080.

The previous prime is 122000040233. The next prime is 122000040251. The reversal of 122000040234 is 432040000221.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (122000040233) 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, 78810622 + ... + 78812169.

It is an arithmetic number, because the mean of its divisors is an integer number (11270029628).

Almost surely, 2^122000040234 is an apocalyptic number.

122000040234 is an abundant number, since it is smaller than the sum of its proper divisors (148480670838).

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

122000040234 is a wasteful number, since it uses less digits than its factorization.

122000040234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157622842 (or 157622839 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 122000040234 its reverse (432040000221), we get a palindrome (554040040455).

The spelling of 122000040234 in words is "one hundred twenty-two billion, forty thousand, two hundred thirty-four".