111201003131 has 8 divisors (see below), whose sum is σ = 112330152000. Its totient is φ = 110072406400.

The previous prime is 111201003119. The next prime is 111201003157. The reversal of 111201003131 is 131300102111.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111201003131 is a prime.

It is a super-2 number, since 2×111201003131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111201003731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 272990 + ... + 544908.

It is an arithmetic number, because the mean of its divisors is an integer number (14041269000).

Almost surely, 2^111201003131 is an apocalyptic number.

111201003131 is a deficient number, since it is larger than the sum of its proper divisors (1129148869).

111201003131 is a wasteful number, since it uses less digits than its factorization.

111201003131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276069.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 111201003131 its reverse (131300102111), we get a palindrome (242501105242).

The spelling of 111201003131 in words is "one hundred eleven billion, two hundred one million, three thousand, one hundred thirty-one".