101220110201211 has 16 divisors (see below), whose sum is σ = 142989250212864. Its totient is φ = 63470536889984.

The previous prime is 101220110201191. The next prime is 101220110201239. The reversal of 101220110201211 is 112102011022101.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 101220110201211 - 2¹¹ = 101220110199163 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101220110201291) 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, 626801151 + ... + 626962616.

It is an arithmetic number, because the mean of its divisors is an integer number (8936828138304).

Almost surely, 2^{101220110201211} is an apocalyptic number.

101220110201211 is a deficient number, since it is larger than the sum of its proper divisors (41769140011653).

101220110201211 is a wasteful number, since it uses less digits than its factorization.

101220110201211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1253765370.

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

Adding to 101220110201211 its reverse (112102011022101), we get a palindrome (213322121223312).

The spelling of 101220110201211 in words is "one hundred one trillion, two hundred twenty billion, one hundred ten million, two hundred one thousand, two hundred eleven".