102010202012 has 6 divisors (see below), whose sum is σ = 178517853528. Its totient is φ = 51005101004.

The previous prime is 102010201961. The next prime is 102010202027. The reversal of 102010202012 is 210202010201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 102010201984 and 102010202002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12751275248 + ... + 12751275255.

It is an arithmetic number, because the mean of its divisors is an integer number (29752975588).

Almost surely, 2^102010202012 is an apocalyptic number.

It is an amenable number.

102010202012 is a deficient number, since it is larger than the sum of its proper divisors (76507651516).

102010202012 is a wasteful number, since it uses less digits than its factorization.

102010202012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25502550507 (or 25502550505 counting only the distinct ones).

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

Adding to 102010202012 its reverse (210202010201), we get a palindrome (312212212213).

The spelling of 102010202012 in words is "one hundred two billion, ten million, two hundred two thousand, twelve".