1101021120223 has 4 divisors (see below), whose sum is σ = 1101023477008. Its totient is φ = 1101018763440.

The previous prime is 1101021120197. The next prime is 1101021120229. The reversal of 1101021120223 is 3220211201011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1101021120223 - 2³³ = 1092431185631 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1101021120197 and 1101021120206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101021120229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 215211 + ... + 1499452.

It is an arithmetic number, because the mean of its divisors is an integer number (275255869252).

Almost surely, 2^{1101021120223} is an apocalyptic number.

1101021120223 is a deficient number, since it is larger than the sum of its proper divisors (2356785).

1101021120223 is an equidigital number, since it uses as much as digits as its factorization.

1101021120223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2356784.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 1101021120223 its reverse (3220211201011), we get a palindrome (4321232321234).

The spelling of 1101021120223 in words is "one trillion, one hundred one billion, twenty-one million, one hundred twenty thousand, two hundred twenty-three".