1100321421223 has 16 divisors (see below), whose sum is σ = 1130628468640. Its totient is φ = 1070233347456.

The previous prime is 1100321421203. The next prime is 1100321421257. The reversal of 1100321421223 is 3221241230011.

It is a cyclic number.

It is not a de Polignac number, because 1100321421223 - 2⁹ = 1100321420711 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1100321421194 and 1100321421203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100321421203) 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, 21282961 + ... + 21334597.

It is an arithmetic number, because the mean of its divisors is an integer number (70664279290).

Almost surely, 2^{1100321421223} is an apocalyptic number.

1100321421223 is a deficient number, since it is larger than the sum of its proper divisors (30307047417).

1100321421223 is a wasteful number, since it uses less digits than its factorization.

1100321421223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53746.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 1100321421223 its reverse (3221241230011), we get a palindrome (4321562651234).

The spelling of 1100321421223 in words is "one trillion, one hundred billion, three hundred twenty-one million, four hundred twenty-one thousand, two hundred twenty-three".