111121131003201 has 32 divisors (see below), whose sum is σ = 180520223379840. Its totient is φ = 66997196236800.

The previous prime is 111121131003199. The next prime is 111121131003227. The reversal of 111121131003201 is 102300131121111.

111121131003201 is a `hidden beast` number, since 1 + 1 + 11 + 21 + 1 + 310 + 0 + 320 + 1 = 666.

It is not a de Polignac number, because 111121131003201 - 2¹ = 111121131003199 is a prime.

It is a super-4 number, since 4×111121131003201⁴ (a number of 57 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (111121131003251) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 969230820 + ... + 969345461.

It is an arithmetic number, because the mean of its divisors is an integer number (5641256980620).

Almost surely, 2^{111121131003201} is an apocalyptic number.

111121131003201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

111121131003201 is a deficient number, since it is larger than the sum of its proper divisors (69399092376639).

111121131003201 is a wasteful number, since it uses less digits than its factorization.

111121131003201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1938576494 (or 1938576488 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 18.

Adding to 111121131003201 its reverse (102300131121111), we get a palindrome (213421262124312).

The spelling of 111121131003201 in words is "one hundred eleven trillion, one hundred twenty-one billion, one hundred thirty-one million, three thousand, two hundred one".