2223012123029 has 4 divisors (see below), whose sum is σ = 2259454944780. Its totient is φ = 2186569301280.

The previous prime is 2223012123011. The next prime is 2223012123037. The reversal of 2223012123029 is 9203212103222.

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

It can be written as a sum of positive squares in 2 ways, for example, as 554592984100 + 1668419138929 = 744710^2 + 1291673^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2223012123029 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2223012122992 and 2223012123010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2223012123089) 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, 18221410784 + ... + 18221410905.

It is an arithmetic number, because the mean of its divisors is an integer number (564863736195).

Almost surely, 2^{2223012123029} is an apocalyptic number.

It is an amenable number.

2223012123029 is a deficient number, since it is larger than the sum of its proper divisors (36442821751).

2223012123029 is an equidigital number, since it uses as much as digits as its factorization.

2223012123029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36442821750.

The product of its (nonzero) digits is 5184, while the sum is 29.

The spelling of 2223012123029 in words is "two trillion, two hundred twenty-three billion, twelve million, one hundred twenty-three thousand, twenty-nine".