2102102102 has 8 divisors (see below), whose sum is σ = 3154687776. Its totient is φ = 1050539512.

The previous prime is 2102102081. The next prime is 2102102113. The reversal of 2102102102 is 2012012012.

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, 250613 + ... + 258864.

It is an arithmetic number, because the mean of its divisors is an integer number (394335972).

Almost surely, 2^2102102102 is an apocalyptic number.

2102102102 is a deficient number, since it is larger than the sum of its proper divisors (1052585674).

2102102102 is a wasteful number, since it uses less digits than its factorization.

2102102102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511542.

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

The square root of 2102102102 is about 45848.6870259117. The cubic root of 2102102102 is about 1281.0063094831.

Adding to 2102102102 its reverse (2012012012), we get a palindrome (4114114114).

The spelling of 2102102102 in words is "two billion, one hundred two million, one hundred two thousand, one hundred two".