20203223222159 has 2 divisors, whose sum is σ = 20203223222160. Its totient is φ = 20203223222158.

The previous prime is 20203223222153. The next prime is 20203223222263. The reversal of 20203223222159 is 95122232230202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20203223222159 - 2⁴⁴ = 2611037177743 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20203223222153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10101611611079 + 10101611611080.

It is an arithmetic number, because the mean of its divisors is an integer number (10101611611080).

Almost surely, 2^{20203223222159} is an apocalyptic number.

20203223222159 is a deficient number, since it is larger than the sum of its proper divisors (1).

20203223222159 is an equidigital number, since it uses as much as digits as its factorization.

20203223222159 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 35.

The spelling of 20203223222159 in words is "twenty trillion, two hundred three billion, two hundred twenty-three million, two hundred twenty-two thousand, one hundred fifty-nine".