200101221122111 has 8 divisors (see below), whose sum is σ = 207247400310000. Its totient is φ = 193201178990904.

The previous prime is 200101221122081. The next prime is 200101221122177. The reversal of 200101221122111 is 111221122101002.

It is a de Polignac number, because none of the positive numbers 2^k-200101221122111 is a prime.

It is a super-2 number, since 2×200101221122111² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 200101221122111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200101221122711) 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, 4102259861 + ... + 4102308638.

It is an arithmetic number, because the mean of its divisors is an integer number (25905925038750).

Almost surely, 2^{200101221122111} is an apocalyptic number.

200101221122111 is a deficient number, since it is larger than the sum of its proper divisors (7146179187889).

200101221122111 is an frugal number, since it uses more digits than its factorization.

200101221122111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8204568586 (or 8204568528 counting only the distinct ones).

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

Adding to 200101221122111 its reverse (111221122101002), we get a palindrome (311322343223113).

The spelling of 200101221122111 in words is "two hundred trillion, one hundred one billion, two hundred twenty-one million, one hundred twenty-two thousand, one hundred eleven".