1010202101212 has 24 divisors (see below), whose sum is σ = 1801564444512. Its totient is φ = 495473160000.

The previous prime is 1010202101191. The next prime is 1010202101297. The reversal of 1010202101212 is 2121012020101.

It is a junction number, because it is equal to n+sod(n) for n = 1010202101192 and 1010202101201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 614337 + ... + 1548487.

It is an arithmetic number, because the mean of its divisors is an integer number (75065185188).

Almost surely, 2^{1010202101212} is an apocalyptic number.

It is an amenable number.

1010202101212 is a deficient number, since it is larger than the sum of its proper divisors (791362343300).

1010202101212 is a wasteful number, since it uses less digits than its factorization.

1010202101212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 939309 (or 939307 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1010202101212 its reverse (2121012020101), we get a palindrome (3131214121313).

The spelling of 1010202101212 in words is "one trillion, ten billion, two hundred two million, one hundred one thousand, two hundred twelve".