100122245200 has 30 divisors (see below), whose sum is σ = 240543695054. Its totient is φ = 40048897920.

The previous prime is 100122245149. The next prime is 100122245203. The reversal of 100122245200 is 2542221001.

It can be written as a sum of positive squares in 3 ways, for example, as 129686544 + 99992558656 = 11388^2 + 316216^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100122245203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 125152407 + ... + 125153206.

Almost surely, 2^100122245200 is an apocalyptic number.

100122245200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100122245200 is an abundant number, since it is smaller than the sum of its proper divisors (140421449854).

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

100122245200 is a wasteful number, since it uses less digits than its factorization.

100122245200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250305631 (or 250305620 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

Adding to 100122245200 its reverse (2542221001), we get a palindrome (102664466201).

The spelling of 100122245200 in words is "one hundred billion, one hundred twenty-two million, two hundred forty-five thousand, two hundred".