2011012102 has 16 divisors (see below), whose sum is σ = 3339865152. Its totient is φ = 900452520.

The previous prime is 2011012097. The next prime is 2011012121. The reversal of 2011012102 is 2012101102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 680688 + ... + 683635.

It is an arithmetic number, because the mean of its divisors is an integer number (208741572).

Almost surely, 2^2011012102 is an apocalyptic number.

2011012102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2011012102 is a deficient number, since it is larger than the sum of its proper divisors (1328853050).

2011012102 is a wasteful number, since it uses less digits than its factorization.

2011012102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1364403.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 2011012102 is about 44844.3095832682. The cubic root of 2011012102 is about 1262.2292152908.

Adding to 2011012102 its reverse (2012101102), we get a palindrome (4023113204).

It can be divided in two parts, 201101 and 2102, that added together give a triangular number (203203 = T₆₃₇).

The spelling of 2011012102 in words is "two billion, eleven million, twelve thousand, one hundred two".