202100122 has 8 divisors (see below), whose sum is σ = 346457376. Its totient is φ = 86614332.

The previous prime is 202100069. The next prime is 202100123. The reversal of 202100122 is 221001202.

202100122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 = 202100099 and 202100108.

It is not an unprimeable number, because it can be changed into a prime (202100123) 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, 7217848 + ... + 7217875.

It is an arithmetic number, because the mean of its divisors is an integer number (43307172).

Almost surely, 2^202100122 is an apocalyptic number.

202100122 is a deficient number, since it is larger than the sum of its proper divisors (144357254).

202100122 is a wasteful number, since it uses less digits than its factorization.

202100122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14435732.

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

The square root of 202100122 is about 14216.1922468712. The cubic root of 202100122 is about 586.8433557995.

Adding to 202100122 its reverse (221001202), we get a palindrome (423101324).

The spelling of 202100122 in words is "two hundred two million, one hundred thousand, one hundred twenty-two".