201204400111 has 16 divisors (see below), whose sum is σ = 248821050240. Its totient is φ = 159956385120.

The previous prime is 201204400109. The next prime is 201204400147. The reversal of 201204400111 is 111004402102.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 201204400111 - 2¹ = 201204400109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201204400211) 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, 37024225 + ... + 37029658.

It is an arithmetic number, because the mean of its divisors is an integer number (15551315640).

Almost surely, 2^201204400111 is an apocalyptic number.

201204400111 is a deficient number, since it is larger than the sum of its proper divisors (47616650129).

201204400111 is a wasteful number, since it uses less digits than its factorization.

201204400111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74053926.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 201204400111 its reverse (111004402102), we get a palindrome (312208802213).

The spelling of 201204400111 in words is "two hundred one billion, two hundred four million, four hundred thousand, one hundred eleven".