2100210210111 has 64 divisors (see below), whose sum is σ = 3125130624000. Its totient is φ = 1246321105920.

The previous prime is 2100210210073. The next prime is 2100210210127. The reversal of 2100210210111 is 1110120120012.

It is not a de Polignac number, because 2100210210111 - 2⁷ = 2100210209983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2100210210211) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 73013550 + ... + 73042308.

It is an arithmetic number, because the mean of its divisors is an integer number (48830166000).

Almost surely, 2^{2100210210111} is an apocalyptic number.

2100210210111 is a deficient number, since it is larger than the sum of its proper divisors (1024920413889).

2100210210111 is a wasteful number, since it uses less digits than its factorization.

2100210210111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29344.

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

Adding to 2100210210111 its reverse (1110120120012), we get a palindrome (3210330330123).

Subtracting from 2100210210111 its reverse (1110120120012), we obtain a palindrome (990090090099).

The spelling of 2100210210111 in words is "two trillion, one hundred billion, two hundred ten million, two hundred ten thousand, one hundred eleven".