1111220223355 has 8 divisors (see below), whose sum is σ = 1454688292464. Its totient is φ = 808160162400.

The previous prime is 1111220223349. The next prime is 1111220223397. The reversal of 1111220223355 is 5533220221111.

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

It is not a de Polignac number, because 1111220223355 - 2⁹ = 1111220222843 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10102001976 + ... + 10102002085.

It is an arithmetic number, because the mean of its divisors is an integer number (181836036558).

Almost surely, 2^{1111220223355} is an apocalyptic number.

1111220223355 is a deficient number, since it is larger than the sum of its proper divisors (343468069109).

1111220223355 is a wasteful number, since it uses less digits than its factorization.

1111220223355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20204004077.

The product of its (nonzero) digits is 3600, while the sum is 28.

Adding to 1111220223355 its reverse (5533220221111), we get a palindrome (6644440444466).

The spelling of 1111220223355 in words is "one trillion, one hundred eleven billion, two hundred twenty million, two hundred twenty-three thousand, three hundred fifty-five".