102011101212201 has 16 divisors (see below), whose sum is σ = 136072677734400. Its totient is φ = 67978468353168.

The previous prime is 102011101212169. The next prime is 102011101212217. The reversal of 102011101212201 is 102212101110201.

It is a happy number.

It is not a de Polignac number, because 102011101212201 - 2⁵ = 102011101212169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102011101210201) 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, 72660240 + ... + 74050878.

It is an arithmetic number, because the mean of its divisors is an integer number (8504542358400).

Almost surely, 2^{102011101212201} is an apocalyptic number.

It is an amenable number.

102011101212201 is a deficient number, since it is larger than the sum of its proper divisors (34061576522199).

102011101212201 is a wasteful number, since it uses less digits than its factorization.

102011101212201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1401028.

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

Adding to 102011101212201 its reverse (102212101110201), we get a palindrome (204223202322402).

The spelling of 102011101212201 in words is "one hundred two trillion, eleven billion, one hundred one million, two hundred twelve thousand, two hundred one".