1011020122223 has 4 divisors (see below), whose sum is σ = 1020468908520. Its totient is φ = 1001571335928.

The previous prime is 1011020122207. The next prime is 1011020122247. The reversal of 1011020122223 is 3222210201101.

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 1011020122223 - 2⁴ = 1011020122207 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 (1011020127223) 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, 4724392988 + ... + 4724393201.

It is an arithmetic number, because the mean of its divisors is an integer number (255117227130).

Almost surely, 2^{1011020122223} is an apocalyptic number.

1011020122223 is a deficient number, since it is larger than the sum of its proper divisors (9448786297).

1011020122223 is an equidigital number, since it uses as much as digits as its factorization.

1011020122223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9448786296.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 1011020122223 its reverse (3222210201101), we get a palindrome (4233230323324).

The spelling of 1011020122223 in words is "one trillion, eleven billion, twenty million, one hundred twenty-two thousand, two hundred twenty-three".