101020011212211 has 64 divisors (see below), whose sum is σ = 170260519231488. Its totient is φ = 51844027511808.

The previous prime is 101020011212203. The next prime is 101020011212221. The reversal of 101020011212211 is 112212110020101.

It is a happy number.

It is not a de Polignac number, because 101020011212211 - 2³ = 101020011212203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101020011212221) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 694542751 + ... + 694688183.

It is an arithmetic number, because the mean of its divisors is an integer number (2660320612992).

Almost surely, 2^{101020011212211} is an apocalyptic number.

101020011212211 is a deficient number, since it is larger than the sum of its proper divisors (69240508019277).

101020011212211 is a wasteful number, since it uses less digits than its factorization.

101020011212211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214260.

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

Adding to 101020011212211 its reverse (112212110020101), we get a palindrome (213232121232312).

The spelling of 101020011212211 in words is "one hundred one trillion, twenty billion, eleven million, two hundred twelve thousand, two hundred eleven".