10001020313212 has 24 divisors (see below), whose sum is σ = 17799886782720. Its totient is φ = 4915352287920.

The previous prime is 10001020313183. The next prime is 10001020313321. The reversal of 10001020313212 is 21231302010001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1152637 + ... + 4618507.

It is an arithmetic number, because the mean of its divisors is an integer number (741661949280).

Almost surely, 2^{10001020313212} is an apocalyptic number.

It is an amenable number.

10001020313212 is a deficient number, since it is larger than the sum of its proper divisors (7798866469508).

10001020313212 is a wasteful number, since it uses less digits than its factorization.

10001020313212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3478161 (or 3478159 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 10001020313212 its reverse (21231302010001), we get a palindrome (31232322323213).

The spelling of 10001020313212 in words is "ten trillion, one billion, twenty million, three hundred thirteen thousand, two hundred twelve".