111203200220013 has 24 divisors (see below), whose sum is σ = 175363973549856. Its totient is φ = 67344075708000.

The previous prime is 111203200220009. The next prime is 111203200220027. The reversal of 111203200220013 is 310022002302111.

111203200220013 is a `hidden beast` number, since 1 + 1 + 120 + 320 + 0 + 220 + 0 + 1 + 3 = 666.

It is not a de Polignac number, because 111203200220013 - 2² = 111203200220009 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111203200220053) 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, 431563995 + ... + 431821592.

It is an arithmetic number, because the mean of its divisors is an integer number (7306832231244).

Almost surely, 2^{111203200220013} is an apocalyptic number.

It is an amenable number.

111203200220013 is a deficient number, since it is larger than the sum of its proper divisors (64160773329843).

111203200220013 is a wasteful number, since it uses less digits than its factorization.

111203200220013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 863386905 (or 863386902 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 111203200220013 its reverse (310022002302111), we get a palindrome (421225202522124).

The spelling of 111203200220013 in words is "one hundred eleven trillion, two hundred three billion, two hundred million, two hundred twenty thousand, thirteen".