201120131123103 has 32 divisors (see below), whose sum is σ = 277385683341312. Its totient is φ = 129533384422400.

The previous prime is 201120131123101. The next prime is 201120131123183. The reversal of 201120131123103 is 301321131021102.

It is a cyclic number.

It is not a de Polignac number, because 201120131123103 - 2¹ = 201120131123101 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 201120131123103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201120131123101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8532226 + ... + 21795392.

It is an arithmetic number, because the mean of its divisors is an integer number (8668302604416).

Almost surely, 2^{201120131123103} is an apocalyptic number.

201120131123103 is a deficient number, since it is larger than the sum of its proper divisors (76265552218209).

201120131123103 is a wasteful number, since it uses less digits than its factorization.

201120131123103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13264415.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 201120131123103 its reverse (301321131021102), we get a palindrome (502441262144205).

The spelling of 201120131123103 in words is "two hundred one trillion, one hundred twenty billion, one hundred thirty-one million, one hundred twenty-three thousand, one hundred three".