1022112001223 has 4 divisors (see below), whose sum is σ = 1025911674360. Its totient is φ = 1018312328088.

The previous prime is 1022112001189. The next prime is 1022112001231. The reversal of 1022112001223 is 3221002112201.

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 1022112001223 - 2⁶ = 1022112001159 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 (1022112001423) 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, 1899836165 + ... + 1899836702.

It is an arithmetic number, because the mean of its divisors is an integer number (256477918590).

Almost surely, 2^{1022112001223} is an apocalyptic number.

1022112001223 is a deficient number, since it is larger than the sum of its proper divisors (3799673137).

1022112001223 is an equidigital number, since it uses as much as digits as its factorization.

1022112001223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3799673136.

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

Adding to 1022112001223 its reverse (3221002112201), we get a palindrome (4243114113424).

The spelling of 1022112001223 in words is "one trillion, twenty-two billion, one hundred twelve million, one thousand, two hundred twenty-three".