1115224021235 has 4 divisors (see below), whose sum is σ = 1338268825488. Its totient is φ = 892179216984.

The previous prime is 1115224021201. The next prime is 1115224021259. The reversal of 1115224021235 is 5321204225111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1115224021235 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1115224021198 and 1115224021207.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111522402119 + ... + 111522402128.

It is an arithmetic number, because the mean of its divisors is an integer number (334567206372).

Almost surely, 2^{1115224021235} is an apocalyptic number.

1115224021235 is a deficient number, since it is larger than the sum of its proper divisors (223044804253).

1115224021235 is an equidigital number, since it uses as much as digits as its factorization.

1115224021235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223044804252.

The product of its (nonzero) digits is 4800, while the sum is 29.

Adding to 1115224021235 its reverse (5321204225111), we get a palindrome (6436428246346).

The spelling of 1115224021235 in words is "one trillion, one hundred fifteen billion, two hundred twenty-four million, twenty-one thousand, two hundred thirty-five".