40100122 has 8 divisors (see below), whose sum is σ = 60875136. Its totient is φ = 19808412.

The previous prime is 40100113. The next prime is 40100129. The reversal of 40100122 is 22100104.

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

It is a junction number, because it is equal to n+sod(n) for n = 40100099 and 40100108.

It is not an unprimeable number, because it can be changed into a prime (40100129) 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, 120618 + ... + 120949.

It is an arithmetic number, because the mean of its divisors is an integer number (7609392).

Almost surely, 2^40100122 is an apocalyptic number.

40100122 is a deficient number, since it is larger than the sum of its proper divisors (20775014).

40100122 is a wasteful number, since it uses less digits than its factorization.

40100122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241652.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 40100122 is about 6332.4657125009. The cubic root of 40100122 is about 342.2802952756.

Adding to 40100122 its reverse (22100104), we get a palindrome (62200226).

The spelling of 40100122 in words is "forty million, one hundred thousand, one hundred twenty-two".