111111201201003 has 8 divisors (see below), whose sum is σ = 148150896680400. Its totient is φ = 74072819927808.

The previous prime is 111111201200983. The next prime is 111111201201029. The reversal of 111111201201003 is 300102102111111.

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

It is not a de Polignac number, because 111111201201003 - 2²² = 111111197006699 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111111201201503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 328354258 + ... + 328692471.

It is an arithmetic number, because the mean of its divisors is an integer number (18518862085050).

Almost surely, 2^{111111201201003} is an apocalyptic number.

111111201201003 is a deficient number, since it is larger than the sum of its proper divisors (37039695479397).

111111201201003 is an equidigital number, since it uses as much as digits as its factorization.

111111201201003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 657103101.

The product of its (nonzero) digits is 12, while the sum is 15.

Adding to 111111201201003 its reverse (300102102111111), we get a palindrome (411213303312114).

The spelling of 111111201201003 in words is "one hundred eleven trillion, one hundred eleven billion, two hundred one million, two hundred one thousand, three".