1103020021223 has 16 divisors (see below), whose sum is σ = 1127713536000. Its totient is φ = 1078529965920.

The previous prime is 1103020021219. The next prime is 1103020021231. The reversal of 1103020021223 is 3221200203011.

It is a cyclic number.

It is not a de Polignac number, because 1103020021223 - 2² = 1103020021219 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103020021253) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41467658 + ... + 41494248.

It is an arithmetic number, because the mean of its divisors is an integer number (70482096000).

Almost surely, 2^{1103020021223} is an apocalyptic number.

1103020021223 is a deficient number, since it is larger than the sum of its proper divisors (24693514777).

1103020021223 is a wasteful number, since it uses less digits than its factorization.

1103020021223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30382.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 1103020021223 its reverse (3221200203011), we get a palindrome (4324220224234).

The spelling of 1103020021223 in words is "one trillion, one hundred three billion, twenty million, twenty-one thousand, two hundred twenty-three".