2101100012110 has 48 divisors (see below), whose sum is σ = 4159283487408. Its totient is φ = 763626314880.

The previous prime is 2101100012101. The next prime is 2101100012113. The reversal of 2101100012110 is 112100011012.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101100012113) 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, 1794034 + ... + 2724106.

It is an arithmetic number, because the mean of its divisors is an integer number (86651739321).

Almost surely, 2^{2101100012110} is an apocalyptic number.

2101100012110 is a deficient number, since it is larger than the sum of its proper divisors (2058183475298).

2101100012110 is a wasteful number, since it uses less digits than its factorization.

2101100012110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 931969 (or 931958 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 2101100012110 its reverse (112100011012), we get a palindrome (2213200023122).

The spelling of 2101100012110 in words is "two trillion, one hundred one billion, one hundred million, twelve thousand, one hundred ten".