425020223321 has 2 divisors, whose sum is σ = 425020223322. Its totient is φ = 425020223320.

The previous prime is 425020223291. The next prime is 425020223347. The reversal of 425020223321 is 123322020524.

It is an a-pointer prime, because the next prime (425020223347) can be obtained adding 425020223321 to its sum of digits (26).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 236425447696 + 188594775625 = 486236^2 + 434275^2 .

It is a cyclic number.

It is not a de Polignac number, because 425020223321 - 2³⁴ = 407840354137 is a prime.

It is not a weakly prime, because it can be changed into another prime (425020223371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212510111660 + 212510111661.

It is an arithmetic number, because the mean of its divisors is an integer number (212510111661).

Almost surely, 2^425020223321 is an apocalyptic number.

It is an amenable number.

425020223321 is a deficient number, since it is larger than the sum of its proper divisors (1).

425020223321 is an equidigital number, since it uses as much as digits as its factorization.

425020223321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 425020223321 its reverse (123322020524), we get a palindrome (548342243845).

The spelling of 425020223321 in words is "four hundred twenty-five billion, twenty million, two hundred twenty-three thousand, three hundred twenty-one".