2120212102 has 8 divisors (see below), whose sum is σ = 3180837816. Its totient is φ = 1059932832.

The previous prime is 2120212097. The next prime is 2120212139. The reversal of 2120212102 is 2012120212.

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 an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70728 + ... + 96139.

It is an arithmetic number, because the mean of its divisors is an integer number (397604727).

Almost surely, 2^2120212102 is an apocalyptic number.

2120212102 is a deficient number, since it is larger than the sum of its proper divisors (1060625714).

2120212102 is a wasteful number, since it uses less digits than its factorization.

2120212102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173222.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 2120212102 is about 46045.7609558144. The cubic root of 2120212102 is about 1284.6744979417.

Adding to 2120212102 its reverse (2012120212), we get a palindrome (4132332314).

The spelling of 2120212102 in words is "two billion, one hundred twenty million, two hundred twelve thousand, one hundred two".