101011201211 has 16 divisors (see below), whose sum is σ = 105930768384. Its totient is φ = 96136676064.

The previous prime is 101011201199. The next prime is 101011201219. The reversal of 101011201211 is 112102110101.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101011201211 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101011201192 and 101011201201.

It is not an unprimeable number, because it can be changed into a prime (101011201219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4348550 + ... + 4371716.

It is an arithmetic number, because the mean of its divisors is an integer number (6620673024).

Almost surely, 2^101011201211 is an apocalyptic number.

101011201211 is a deficient number, since it is larger than the sum of its proper divisors (4919567173).

101011201211 is a wasteful number, since it uses less digits than its factorization.

101011201211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24130.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 101011201211 its reverse (112102110101), we get a palindrome (213113311312).

The spelling of 101011201211 in words is "one hundred one billion, eleven million, two hundred one thousand, two hundred eleven".