2101100111202 has 48 divisors (see below), whose sum is σ = 4390916830560. Its totient is φ = 670158624960.

The previous prime is 2101100111189. The next prime is 2101100111203. The reversal of 2101100111202 is 2021110011012.

It is not an unprimeable number, because it can be changed into a prime (2101100111203) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1533988 + ... + 2560335.

It is an arithmetic number, because the mean of its divisors is an integer number (91477433970).

Almost surely, 2^{2101100111202} is an apocalyptic number.

2101100111202 is an abundant number, since it is smaller than the sum of its proper divisors (2289816719358).

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

2101100111202 is a wasteful number, since it uses less digits than its factorization.

2101100111202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4094479 (or 4094448 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 2101100111202 its reverse (2021110011012), we get a palindrome (4122210122214).

The spelling of 2101100111202 in words is "two trillion, one hundred one billion, one hundred million, one hundred eleven thousand, two hundred two".