4223072574121 has 2 divisors, whose sum is σ = 4223072574122. Its totient is φ = 4223072574120.

The previous prime is 4223072574053. The next prime is 4223072574151. The reversal of 4223072574121 is 1214752703224.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3661788416400 + 561284157721 = 1913580^2 + 749189^2 .

It is a cyclic number.

It is not a de Polignac number, because 4223072574121 - 2¹⁵ = 4223072541353 is a prime.

It is not a weakly prime, because it can be changed into another prime (4223072574151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2111536287060 + 2111536287061.

It is an arithmetic number, because the mean of its divisors is an integer number (2111536287061).

Almost surely, 2^{4223072574121} is an apocalyptic number.

It is an amenable number.

4223072574121 is a deficient number, since it is larger than the sum of its proper divisors (1).

4223072574121 is an equidigital number, since it uses as much as digits as its factorization.

4223072574121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 188160, while the sum is 40.

The spelling of 4223072574121 in words is "four trillion, two hundred twenty-three billion, seventy-two million, five hundred seventy-four thousand, one hundred twenty-one".