9201201222011 has 16 divisors (see below), whose sum is σ = 9544547279040. Its totient is φ = 8859614077440.

The previous prime is 9201201221957. The next prime is 9201201222047. The reversal of 9201201222011 is 1102221021029.

It is a cyclic number.

It is not a de Polignac number, because 9201201222011 - 2²⁶ = 9201134113147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9201201222211) 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, 24076655 + ... + 24455831.

It is an arithmetic number, because the mean of its divisors is an integer number (596534204940).

Almost surely, 2^{9201201222011} is an apocalyptic number.

9201201222011 is a deficient number, since it is larger than the sum of its proper divisors (343346057029).

9201201222011 is a wasteful number, since it uses less digits than its factorization.

9201201222011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381494.

The product of its (nonzero) digits is 288, while the sum is 23.

The spelling of 9201201222011 in words is "nine trillion, two hundred one billion, two hundred one million, two hundred twenty-two thousand, eleven".