1111022303223 has 32 divisors (see below), whose sum is σ = 1729403504640. Its totient is φ = 621219651840.

The previous prime is 1111022303179. The next prime is 1111022303243. The reversal of 1111022303223 is 3223032201111.

It is not a de Polignac number, because 1111022303223 - 2²⁰ = 1111021254647 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 1111022303223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111022303243) 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, 4256533 + ... + 4510001.

It is an arithmetic number, because the mean of its divisors is an integer number (54043859520).

Almost surely, 2^{1111022303223} is an apocalyptic number.

1111022303223 is a deficient number, since it is larger than the sum of its proper divisors (618381201417).

1111022303223 is a wasteful number, since it uses less digits than its factorization.

1111022303223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257967.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1111022303223 its reverse (3223032201111), we get a palindrome (4334054504334).

The spelling of 1111022303223 in words is "one trillion, one hundred eleven billion, twenty-two million, three hundred three thousand, two hundred twenty-three".