2100001211110 has 48 divisors (see below), whose sum is σ = 4163341681296. Its totient is φ = 762081320000.

The previous prime is 2100001211107. The next prime is 2100001211117. The reversal of 2100001211110 is 111121000012.

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 (2100001211117) 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, 1173241 + ... + 2361460.

It is an arithmetic number, because the mean of its divisors is an integer number (86736285027).

Almost surely, 2^{2100001211110} is an apocalyptic number.

2100001211110 is a deficient number, since it is larger than the sum of its proper divisors (2063340470186).

2100001211110 is a wasteful number, since it uses less digits than its factorization.

2100001211110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3535221 (or 3535210 counting only the distinct ones).

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

Adding to 2100001211110 its reverse (111121000012), we get a palindrome (2211122211122).

The spelling of 2100001211110 in words is "two trillion, one hundred billion, one million, two hundred eleven thousand, one hundred ten".