102102010121212 has 6 divisors (see below), whose sum is σ = 178678517712128. Its totient is φ = 51051005060604.

The previous prime is 102102010121207. The next prime is 102102010121219. The reversal of 102102010121212 is 212121010201201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102102010121219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12762751265148 + ... + 12762751265155.

Almost surely, 2^{102102010121212} is an apocalyptic number.

It is an amenable number.

102102010121212 is a deficient number, since it is larger than the sum of its proper divisors (76576507590916).

102102010121212 is a wasteful number, since it uses less digits than its factorization.

102102010121212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25525502530307 (or 25525502530305 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 102102010121212 its reverse (212121010201201), we get a palindrome (314223020322413).

The spelling of 102102010121212 in words is "one hundred two trillion, one hundred two billion, ten million, one hundred twenty-one thousand, two hundred twelve".