100420022 has 8 divisors (see below), whose sum is σ = 151306176. Its totient is φ = 49984632.

The previous prime is 100420009. The next prime is 100420027. The reversal of 100420022 is 220024001.

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 = 100419985 and 100420012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100420027) 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, 112133 + ... + 113024.

It is an arithmetic number, because the mean of its divisors is an integer number (18913272).

Almost surely, 2^100420022 is an apocalyptic number.

100420022 is a deficient number, since it is larger than the sum of its proper divisors (50886154).

100420022 is a wasteful number, since it uses less digits than its factorization.

100420022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225382.

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 100420022 is about 10020.9790938810. The cubic root of 100420022 is about 464.8078321067.

Adding to 100420022 its reverse (220024001), we get a palindrome (320444023).

The spelling of 100420022 in words is "one hundred million, four hundred twenty thousand, twenty-two".