2111012102 has 16 divisors (see below), whose sum is σ = 3213711072. Its totient is φ = 1039809600.

The previous prime is 2111012087. The next prime is 2111012107. The reversal of 2111012102 is 2012101112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111012107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121352 + ... + 137652.

It is an arithmetic number, because the mean of its divisors is an integer number (200856942).

Almost surely, 2^2111012102 is an apocalyptic number.

2111012102 is a deficient number, since it is larger than the sum of its proper divisors (1102698970).

2111012102 is a wasteful number, since it uses less digits than its factorization.

2111012102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17263.

The product of its (nonzero) digits is 8, while the sum is 11.

The square root of 2111012102 is about 45945.7517296213. The cubic root of 2111012102 is about 1282.8136555502.

Adding to 2111012102 its reverse (2012101112), we get a palindrome (4123113214).

The spelling of 2111012102 in words is "two billion, one hundred eleven million, twelve thousand, one hundred two".