201122102001111 has 8 divisors (see below), whose sum is σ = 269182433097600. Its totient is φ = 133571586119352.

The previous prime is 201122102001083. The next prime is 201122102001133. The reversal of 201122102001111 is 111100201221102.

It is a happy number.

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

It is not a de Polignac number, because 201122102001111 - 2¹⁰ = 201122102000087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201122102009111) 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, 127453802761 + ... + 127453804338.

It is an arithmetic number, because the mean of its divisors is an integer number (33647804137200).

Almost surely, 2^{201122102001111} is an apocalyptic number.

201122102001111 is a deficient number, since it is larger than the sum of its proper divisors (68060331096489).

201122102001111 is a wasteful number, since it uses less digits than its factorization.

201122102001111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254907607365.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 201122102001111 its reverse (111100201221102), we get a palindrome (312222303222213).

The spelling of 201122102001111 in words is "two hundred one trillion, one hundred twenty-two billion, one hundred two million, one thousand, one hundred eleven".