250242105223381 has 2 divisors, whose sum is σ = 250242105223382. Its totient is φ = 250242105223380.

The previous prime is 250242105223351. The next prime is 250242105223387. The reversal of 250242105223381 is 183322501242052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 246817736468356 + 3424368755025 = 15710434^2 + 1850505^2 .

It is a cyclic number.

It is not a de Polignac number, because 250242105223381 - 2²¹ = 250242103126229 is a prime.

It is a super-2 number, since 2×250242105223381² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (250242105223387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125121052611690 + 125121052611691.

It is an arithmetic number, because the mean of its divisors is an integer number (125121052611691).

Almost surely, 2^{250242105223381} is an apocalyptic number.

It is an amenable number.

250242105223381 is a deficient number, since it is larger than the sum of its proper divisors (1).

250242105223381 is an equidigital number, since it uses as much as digits as its factorization.

250242105223381 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 230400, while the sum is 40.

The spelling of 250242105223381 in words is "two hundred fifty trillion, two hundred forty-two billion, one hundred five million, two hundred twenty-three thousand, three hundred eighty-one".