201100022 has 4 divisors (see below), whose sum is σ = 301650036. Its totient is φ = 100550010.

The previous prime is 201100013. The next prime is 201100027. The reversal of 201100022 is 220001102.

201100022 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 220001102 = 2 ⋅110000551.

It is a junction number, because it is equal to n+sod(n) for n = 201099982 and 201100009.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201100027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50275004 + ... + 50275007.

It is an arithmetic number, because the mean of its divisors is an integer number (75412509).

Almost surely, 2^201100022 is an apocalyptic number.

201100022 is a deficient number, since it is larger than the sum of its proper divisors (100550014).

201100022 is a wasteful number, since it uses less digits than its factorization.

201100022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100550013.

The product of its (nonzero) digits is 8, while the sum is 8.

The square root of 201100022 is about 14180.9739439857. The cubic root of 201100022 is about 585.8737492388.

Adding to 201100022 its reverse (220001102), we get a palindrome (421101124).

The spelling of 201100022 in words is "two hundred one million, one hundred thousand, twenty-two".