101212111202012 has 6 divisors (see below), whose sum is σ = 177121194603528. Its totient is φ = 50606055601004.

The previous prime is 101212111201967. The next prime is 101212111202051. The reversal of 101212111202012 is 210202111212101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12651513900248 + ... + 12651513900255.

It is an arithmetic number, because the mean of its divisors is an integer number (29520199100588).

Almost surely, 2^{101212111202012} is an apocalyptic number.

It is an amenable number.

101212111202012 is a deficient number, since it is larger than the sum of its proper divisors (75909083401516).

101212111202012 is a wasteful number, since it uses less digits than its factorization.

101212111202012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25303027800507 (or 25303027800505 counting only the distinct ones).

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

Adding to 101212111202012 its reverse (210202111212101), we get a palindrome (311414222414113).

The spelling of 101212111202012 in words is "one hundred one trillion, two hundred twelve billion, one hundred eleven million, two hundred two thousand, twelve".