2120012102 has 8 divisors (see below), whose sum is σ = 3424634976. Its totient is φ = 978467112.

The previous prime is 2120012071. The next prime is 2120012107. The reversal of 2120012102 is 2012100212.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120012107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40769438 + ... + 40769489.

It is an arithmetic number, because the mean of its divisors is an integer number (428079372).

Almost surely, 2^2120012102 is an apocalyptic number.

2120012102 is a deficient number, since it is larger than the sum of its proper divisors (1304622874).

2120012102 is a wasteful number, since it uses less digits than its factorization.

2120012102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81538942.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 2120012102 is about 46043.5891520198. The cubic root of 2120012102 is about 1284.6341021437.

Adding to 2120012102 its reverse (2012100212), we get a palindrome (4132112314).

The spelling of 2120012102 in words is "two billion, one hundred twenty million, twelve thousand, one hundred two".