10012001212 has 6 divisors (see below), whose sum is σ = 17521002128. Its totient is φ = 5006000604.

The previous prime is 10012001203. The next prime is 10012001213. The reversal of 10012001212 is 21210021001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10012001213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1251500148 + ... + 1251500155.

Almost surely, 2^10012001212 is an apocalyptic number.

It is an amenable number.

10012001212 is a deficient number, since it is larger than the sum of its proper divisors (7509000916).

10012001212 is a wasteful number, since it uses less digits than its factorization.

10012001212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2503000307 (or 2503000305 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 10012001212 its reverse (21210021001), we get a palindrome (31222022213).

The spelling of 10012001212 in words is "ten billion, twelve million, one thousand, two hundred twelve".