201023202201111 has 24 divisors (see below), whose sum is σ = 300439950174000. Its totient is φ = 129368203961472.

The previous prime is 201023202201083. The next prime is 201023202201121. The reversal of 201023202201111 is 111102202320102.

201023202201111 is a `hidden beast` number, since 2 + 0 + 10 + 2 + 320 + 220 + 1 + 111 = 666.

It is not a de Polignac number, because 201023202201111 - 2⁷ = 201023202200983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201023202201121) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 76203981 + ... + 78797798.

It is an arithmetic number, because the mean of its divisors is an integer number (12518331257250).

Almost surely, 2^{201023202201111} is an apocalyptic number.

201023202201111 is a deficient number, since it is larger than the sum of its proper divisors (99416747972889).

201023202201111 is a wasteful number, since it uses less digits than its factorization.

201023202201111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155006783 (or 155006780 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 201023202201111 its reverse (111102202320102), we get a palindrome (312125404521213).

The spelling of 201023202201111 in words is "two hundred one trillion, twenty-three billion, two hundred two million, two hundred one thousand, one hundred eleven".