1123101223203 has 8 divisors (see below), whose sum is σ = 1497542875216. Its totient is φ = 748696860000.

The previous prime is 1123101223193. The next prime is 1123101223301. The reversal of 1123101223203 is 3023221013211.

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

It is not a de Polignac number, because 1123101223203 - 2⁴⁰ = 23589595427 is a prime.

It is a super-2 number, since 2×1123101223203² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1123101223203.

It is not an unprimeable number, because it can be changed into a prime (1123101223903) 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, 9251848 + ... + 9372453.

It is an arithmetic number, because the mean of its divisors is an integer number (187192859402).

Almost surely, 2^{1123101223203} is an apocalyptic number.

1123101223203 is a deficient number, since it is larger than the sum of its proper divisors (374441652013).

1123101223203 is a wasteful number, since it uses less digits than its factorization.

1123101223203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18644405.

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

Adding to 1123101223203 its reverse (3023221013211), we get a palindrome (4146322236414).

The spelling of 1123101223203 in words is "one trillion, one hundred twenty-three billion, one hundred one million, two hundred twenty-three thousand, two hundred three".