242223020322251 has 2 divisors, whose sum is σ = 242223020322252. Its totient is φ = 242223020322250.

The previous prime is 242223020322181. The next prime is 242223020322277. The reversal of 242223020322251 is 152223020322242.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 242223020322251 - 2²⁶ = 242222953213387 is a prime.

It is not a weakly prime, because it can be changed into another prime (242223020322851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121111510161125 + 121111510161126.

It is an arithmetic number, because the mean of its divisors is an integer number (121111510161126).

Almost surely, 2^{242223020322251} is an apocalyptic number.

242223020322251 is a deficient number, since it is larger than the sum of its proper divisors (1).

242223020322251 is an equidigital number, since it uses as much as digits as its factorization.

242223020322251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46080, while the sum is 32.

Adding to 242223020322251 its reverse (152223020322242), we get a palindrome (394446040644493).

Subtracting from 242223020322251 its reverse (152223020322242), we obtain a palindrome (90000000000009).

The spelling of 242223020322251 in words is "two hundred forty-two trillion, two hundred twenty-three billion, twenty million, three hundred twenty-two thousand, two hundred fifty-one".