201100122010 has 32 divisors (see below), whose sum is σ = 373689759744. Its totient is φ = 77838384000.

The previous prime is 201100122001. The next prime is 201100122121. The reversal of 201100122010 is 10221001102.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4874670 + ... + 4915750.

It is an arithmetic number, because the mean of its divisors is an integer number (11677804992).

Almost surely, 2^201100122010 is an apocalyptic number.

201100122010 is a deficient number, since it is larger than the sum of its proper divisors (172589637734).

201100122010 is a wasteful number, since it uses less digits than its factorization.

201100122010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56910.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 201100122010 its reverse (10221001102), we get a palindrome (211321123112).

The spelling of 201100122010 in words is "two hundred one billion, one hundred million, one hundred twenty-two thousand, ten".