10101211102012 has 12 divisors (see below), whose sum is σ = 17678379208896. Its totient is φ = 5050245613760.

The previous prime is 10101211101979. The next prime is 10101211102043. The reversal of 10101211102012 is 21020111210101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 10101211101983 and 10101211102001.

It is a congruent number.

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, 89921164 + ... + 90033427.

It is an arithmetic number, because the mean of its divisors is an integer number (1473198267408).

Almost surely, 2^{10101211102012} is an apocalyptic number.

It is an amenable number.

10101211102012 is a deficient number, since it is larger than the sum of its proper divisors (7577168106884).

10101211102012 is a wasteful number, since it uses less digits than its factorization.

10101211102012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179968628 (or 179968626 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 10101211102012 its reverse (21020111210101), we get a palindrome (31121322312113).

The spelling of 10101211102012 in words is "ten trillion, one hundred one billion, two hundred eleven million, one hundred two thousand, twelve".