101211020100211 has 16 divisors (see below), whose sum is σ = 116795444613120. Its totient is φ = 85912033263840.

The previous prime is 101211020100187. The next prime is 101211020100217. The reversal of 101211020100211 is 112001020112101.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-101211020100211 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 101211020100191 and 101211020100200.

It is not an unprimeable number, because it can be changed into a prime (101211020100217) 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, 166815211 + ... + 167420836.

It is an arithmetic number, because the mean of its divisors is an integer number (7299715288320).

Almost surely, 2^{101211020100211} is an apocalyptic number.

101211020100211 is a deficient number, since it is larger than the sum of its proper divisors (15584424512909).

101211020100211 is a wasteful number, since it uses less digits than its factorization.

101211020100211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334236474.

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

Adding to 101211020100211 its reverse (112001020112101), we get a palindrome (213212040212312).

The spelling of 101211020100211 in words is "one hundred one trillion, two hundred eleven billion, twenty million, one hundred thousand, two hundred eleven".