210203223210145 has 64 divisors (see below), whose sum is σ = 279344302917120. Its totient is φ = 151831342080000.

The previous prime is 210203223210067. The next prime is 210203223210187. The reversal of 210203223210145 is 541012322302012.

It is a happy number.

210203223210145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 210203223210145 - 2⁹ = 210203223209633 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5596297165 + ... + 5596334725.

It is an arithmetic number, because the mean of its divisors is an integer number (4364754733080).

Almost surely, 2^{210203223210145} is an apocalyptic number.

It is an amenable number.

210203223210145 is a deficient number, since it is larger than the sum of its proper divisors (69141079706975).

210203223210145 is a wasteful number, since it uses less digits than its factorization.

210203223210145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43319 (or 43297 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 210203223210145 its reverse (541012322302012), we get a palindrome (751215545512157).

The spelling of 210203223210145 in words is "two hundred ten trillion, two hundred three billion, two hundred twenty-three million, two hundred ten thousand, one hundred forty-five".