42225304213951 has 2 divisors, whose sum is σ = 42225304213952. Its totient is φ = 42225304213950.

The previous prime is 42225304213949. The next prime is 42225304214039. The reversal of 42225304213951 is 15931240352224.

42225304213951 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42225304213951 - 2¹ = 42225304213949 is a prime.

Together with 42225304213949, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 42225304213898 and 42225304213907.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42225304213451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21112652106975 + 21112652106976.

It is an arithmetic number, because the mean of its divisors is an integer number (21112652106976).

Almost surely, 2^{42225304213951} is an apocalyptic number.

42225304213951 is a deficient number, since it is larger than the sum of its proper divisors (1).

42225304213951 is an equidigital number, since it uses as much as digits as its factorization.

42225304213951 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 518400, while the sum is 43.

The spelling of 42225304213951 in words is "forty-two trillion, two hundred twenty-five billion, three hundred four million, two hundred thirteen thousand, nine hundred fifty-one".