101202221211 has 64 divisors (see below), whose sum is σ = 173098598400. Its totient is φ = 51157422720.

The previous prime is 101202221209. The next prime is 101202221231. The reversal of 101202221211 is 112122202101.

It is not a de Polignac number, because 101202221211 - 2¹ = 101202221209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101202221231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 813640 + ... + 929738.

It is an arithmetic number, because the mean of its divisors is an integer number (2704665600).

Almost surely, 2^101202221211 is an apocalyptic number.

101202221211 is a deficient number, since it is larger than the sum of its proper divisors (71896377189).

101202221211 is a wasteful number, since it uses less digits than its factorization.

101202221211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116256.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 101202221211 its reverse (112122202101), we get a palindrome (213324423312).

The spelling of 101202221211 in words is "one hundred one billion, two hundred two million, two hundred twenty-one thousand, two hundred eleven".