201120202100111 has 16 divisors (see below), whose sum is σ = 229884827215680. Its totient is φ = 172363870371840.

The previous prime is 201120202100101. The next prime is 201120202100189. The reversal of 201120202100111 is 111001202021102.

It is not a de Polignac number, because 201120202100111 - 2¹⁴ = 201120202083727 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201120202100101) 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, 3010342475 + ... + 3010409283.

It is an arithmetic number, because the mean of its divisors is an integer number (14367801700980).

Almost surely, 2^{201120202100111} is an apocalyptic number.

201120202100111 is a deficient number, since it is larger than the sum of its proper divisors (28764625115569).

201120202100111 is an equidigital number, since it uses as much as digits as its factorization.

201120202100111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122434.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 201120202100111 its reverse (111001202021102), we get a palindrome (312121404121213).

The spelling of 201120202100111 in words is "two hundred one trillion, one hundred twenty billion, two hundred two million, one hundred thousand, one hundred eleven".