144222022397 has 2 divisors, whose sum is σ = 144222022398. Its totient is φ = 144222022396.

The previous prime is 144222022387. The next prime is 144222022429. The reversal of 144222022397 is 793220222441.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 142694307001 + 1527715396 = 377749^2 + 39086^2 .

It is a cyclic number.

It is not a de Polignac number, because 144222022397 - 2¹⁰ = 144222021373 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 144222022397.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144222022387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72111011198 + 72111011199.

It is an arithmetic number, because the mean of its divisors is an integer number (72111011199).

Almost surely, 2^144222022397 is an apocalyptic number.

It is an amenable number.

144222022397 is a deficient number, since it is larger than the sum of its proper divisors (1).

144222022397 is an equidigital number, since it uses as much as digits as its factorization.

144222022397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96768, while the sum is 38.

The spelling of 144222022397 in words is "one hundred forty-four billion, two hundred twenty-two million, twenty-two thousand, three hundred ninety-seven".