122100434 has 8 divisors (see below), whose sum is σ = 184380300. Its totient is φ = 60640336.

The previous prime is 122100427. The next prime is 122100437. The reversal of 122100434 is 434001221.

It can be written as a sum of positive squares in 2 ways, for example, as 84584809 + 37515625 = 9197^2 + 6125^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (122100437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 204569 + ... + 205164.

Almost surely, 2^122100434 is an apocalyptic number.

122100434 is a deficient number, since it is larger than the sum of its proper divisors (62279866).

122100434 is a wasteful number, since it uses less digits than its factorization.

122100434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409884.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 122100434 is about 11049.9065154417. The cubic root of 122100434 is about 496.1036274332.

Adding to 122100434 its reverse (434001221), we get a palindrome (556101655).

The spelling of 122100434 in words is "one hundred twenty-two million, one hundred thousand, four hundred thirty-four".