200111122221011 has 16 divisors (see below), whose sum is σ = 201823387983360. Its totient is φ = 198401702778240.

The previous prime is 200111122220963. The next prime is 200111122221041. The reversal of 200111122221011 is 110122221111002.

It is a cyclic number.

It is not a de Polignac number, because 200111122221011 - 2³⁴ = 200093942351827 is a prime.

It is a super-2 number, since 2×200111122221011² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200111122221041) 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, 1136345210 + ... + 1136521296.

It is an arithmetic number, because the mean of its divisors is an integer number (12613961748960).

Almost surely, 2^{200111122221011} is an apocalyptic number.

200111122221011 is a deficient number, since it is larger than the sum of its proper divisors (1712265762349).

200111122221011 is a wasteful number, since it uses less digits than its factorization.

200111122221011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184114.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 200111122221011 its reverse (110122221111002), we get a palindrome (310233343332013).

The spelling of 200111122221011 in words is "two hundred trillion, one hundred eleven billion, one hundred twenty-two million, two hundred twenty-one thousand, eleven".