101212010221011 has 16 divisors (see below), whose sum is σ = 145891185907200. Its totient is φ = 62195716094688.

The previous prime is 101212010220989. The next prime is 101212010221031. The reversal of 101212010221011 is 110122010212101.

It is a happy number.

It is not a de Polignac number, because 101212010221011 - 2⁹ = 101212010220499 is a prime.

It is a super-3 number, since 3×101212010221011³ (a number of 43 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (101212010221031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23995258731 + ... + 23995262948.

It is an arithmetic number, because the mean of its divisors is an integer number (9118199119200).

Almost surely, 2^{101212010221011} is an apocalyptic number.

101212010221011 is a deficient number, since it is larger than the sum of its proper divisors (44679175686189).

101212010221011 is a wasteful number, since it uses less digits than its factorization.

101212010221011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47990521738.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 101212010221011 its reverse (110122010212101), we get a palindrome (211334020433112).

The spelling of 101212010221011 in words is "one hundred one trillion, two hundred twelve billion, ten million, two hundred twenty-one thousand, eleven".