20012012102 has 8 divisors (see below), whose sum is σ = 30584396016. Its totient is φ = 9817213432.

The previous prime is 20012012051. The next prime is 20012012117. The reversal of 20012012102 is 20121021002.

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, 94396178 + ... + 94396389.

It is an arithmetic number, because the mean of its divisors is an integer number (3823049502).

Almost surely, 2^20012012102 is an apocalyptic number.

20012012102 is a deficient number, since it is larger than the sum of its proper divisors (10572383914).

20012012102 is a wasteful number, since it uses less digits than its factorization.

20012012102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188792622.

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

Adding to 20012012102 its reverse (20121021002), we get a palindrome (40133033104).

The spelling of 20012012102 in words is "twenty billion, twelve million, twelve thousand, one hundred two".