10101212211212 has 12 divisors (see below), whose sum is σ = 17677662961056. Its totient is φ = 5050451365200.

The previous prime is 10101212211163. The next prime is 10101212211239. The reversal of 10101212211212 is 21211221210101.

10101212211212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38538164 + ... + 38799387.

It is an arithmetic number, because the mean of its divisors is an integer number (1473138580088).

Almost surely, 2^{10101212211212} is an apocalyptic number.

It is an amenable number.

10101212211212 is a deficient number, since it is larger than the sum of its proper divisors (7576450749844).

10101212211212 is a wasteful number, since it uses less digits than its factorization.

10101212211212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77370208 (or 77370206 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 10101212211212 its reverse (21211221210101), we get a palindrome (31312433421313).

The spelling of 10101212211212 in words is "ten trillion, one hundred one billion, two hundred twelve million, two hundred eleven thousand, two hundred twelve".