201200022091 has 8 divisors (see below), whose sum is σ = 202283180784. Its totient is φ = 200119756800.

The previous prime is 201200022041. The next prime is 201200022103. The reversal of 201200022091 is 190220002102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 201200022091 - 2¹⁵ = 201199989323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201200022041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 583830 + ... + 862123.

It is an arithmetic number, because the mean of its divisors is an integer number (25285397598).

Almost surely, 2^201200022091 is an apocalyptic number.

201200022091 is a deficient number, since it is larger than the sum of its proper divisors (1083158693).

201200022091 is a wasteful number, since it uses less digits than its factorization.

201200022091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1446701.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 201200022091 its reverse (190220002102), we get a palindrome (391420024193).

The spelling of 201200022091 in words is "two hundred one billion, two hundred million, twenty-two thousand, ninety-one".