126100122 has 32 divisors (see below), whose sum is σ = 263969280. Its totient is φ = 40083120.

The previous prime is 126100109. The next prime is 126100129. The reversal of 126100122 is 221001621.

It is not an unprimeable number, because it can be changed into a prime (126100129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51097 + ... + 53507.

It is an arithmetic number, because the mean of its divisors is an integer number (8249040).

Almost surely, 2^126100122 is an apocalyptic number.

126100122 is an abundant number, since it is smaller than the sum of its proper divisors (137869158).

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

126100122 is a wasteful number, since it uses less digits than its factorization.

126100122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2818.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 126100122 is about 11229.4310630593. The cubic root of 126100122 is about 501.4625470742.

Adding to 126100122 its reverse (221001621), we get a palindrome (347101743).

The spelling of 126100122 in words is "one hundred twenty-six million, one hundred thousand, one hundred twenty-two".