1020200022223 has 4 divisors (see below), whose sum is σ = 1026309004560. Its totient is φ = 1014091039888.

The previous prime is 1020200022157. The next prime is 1020200022251. The reversal of 1020200022223 is 3222200020201.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1020200022223 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1020200022197 and 1020200022206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020209022223) 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, 3054490918 + ... + 3054491251.

It is an arithmetic number, because the mean of its divisors is an integer number (256577251140).

Almost surely, 2^{1020200022223} is an apocalyptic number.

1020200022223 is a deficient number, since it is larger than the sum of its proper divisors (6108982337).

1020200022223 is an equidigital number, since it uses as much as digits as its factorization.

1020200022223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6108982336.

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 1020200022223 its reverse (3222200020201), we get a palindrome (4242400042424).

The spelling of 1020200022223 in words is "one trillion, twenty billion, two hundred million, twenty-two thousand, two hundred twenty-three".