201100210020010 has 128 divisors (see below), whose sum is σ = 432705052753920. Its totient is φ = 65835883137024.

The previous prime is 201100210020007. The next prime is 201100210020037. The reversal of 201100210020010 is 10020012001102.

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 63 ways as a sum of consecutive naturals, for example, 79448472 + ... + 81940588.

It is an arithmetic number, because the mean of its divisors is an integer number (3380508224640).

Almost surely, 2^{201100210020010} is an apocalyptic number.

201100210020010 is an abundant number, since it is smaller than the sum of its proper divisors (231604842733910).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201100210020010 is a wasteful number, since it uses less digits than its factorization.

201100210020010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2492600.

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

Adding to 201100210020010 its reverse (10020012001102), we get a palindrome (211120222021112).

The spelling of 201100210020010 in words is "two hundred one trillion, one hundred billion, two hundred ten million, twenty thousand, ten".