201200100022 has 16 divisors (see below), whose sum is σ = 302012378640. Its totient is φ = 100529337312.

The previous prime is 201200099957. The next prime is 201200100077. The reversal of 201200100022 is 220001002102.

It is a junction number, because it is equal to n+sod(n) for n = 201200099981 and 201200100008.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27890488 + ... + 27897700.

It is an arithmetic number, because the mean of its divisors is an integer number (18875773665).

Almost surely, 2^201200100022 is an apocalyptic number.

201200100022 is a deficient number, since it is larger than the sum of its proper divisors (100812278618).

201200100022 is a wasteful number, since it uses less digits than its factorization.

201200100022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15087.

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

Adding to 201200100022 its reverse (220001002102), we get a palindrome (421201102124).

The spelling of 201200100022 in words is "two hundred one billion, two hundred million, one hundred thousand, twenty-two".