201102122022111 has 6 divisors (see below), whose sum is σ = 290480842920840. Its totient is φ = 134068081348068.

The previous prime is 201102122022083. The next prime is 201102122022187. The reversal of 201102122022111 is 111220221201102.

201102122022111 is a `hidden beast` number, since 201 + 1 + 0 + 21 + 220 + 221 + 1 + 1 = 666.

It is not a de Polignac number, because 201102122022111 - 2³³ = 201093532087519 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201102122022311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11172340112331 + ... + 11172340112348.

It is an arithmetic number, because the mean of its divisors is an integer number (48413473820140).

Almost surely, 2^{201102122022111} is an apocalyptic number.

201102122022111 is a deficient number, since it is larger than the sum of its proper divisors (89378720898729).

201102122022111 is a wasteful number, since it uses less digits than its factorization.

201102122022111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22344680224685 (or 22344680224682 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 201102122022111 its reverse (111220221201102), we get a palindrome (312322343223213).

The spelling of 201102122022111 in words is "two hundred one trillion, one hundred two billion, one hundred twenty-two million, twenty-two thousand, one hundred eleven".