1011200020223 has 2 divisors, whose sum is σ = 1011200020224. Its totient is φ = 1011200020222.

The previous prime is 1011200020189. The next prime is 1011200020231. The reversal of 1011200020223 is 3220200021101.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1011200020223 - 2¹⁰ = 1011200019199 is a prime.

It is a super-3 number, since 3×1011200020223³ (a number of 37 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1011200020198 and 1011200020207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1011200020273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505600010111 + 505600010112.

It is an arithmetic number, because the mean of its divisors is an integer number (505600010112).

Almost surely, 2^{1011200020223} is an apocalyptic number.

1011200020223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011200020223 is an equidigital number, since it uses as much as digits as its factorization.

1011200020223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 1011200020223 its reverse (3220200021101), we get a palindrome (4231400041324).

The spelling of 1011200020223 in words is "one trillion, eleven billion, two hundred million, twenty thousand, two hundred twenty-three".