145203513422422 has 16 divisors (see below), whose sum is σ = 268068024780192. Its totient is φ = 57443148167040.

The previous prime is 145203513422417. The next prime is 145203513422453. The reversal of 145203513422422 is 224224315302541.

145203513422422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 398910750979 + ... + 398910751342.

It is an arithmetic number, because the mean of its divisors is an integer number (16754251548762).

Almost surely, 2^{145203513422422} is an apocalyptic number.

145203513422422 is a deficient number, since it is larger than the sum of its proper divisors (122864511357770).

145203513422422 is a wasteful number, since it uses less digits than its factorization.

145203513422422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 797821502343.

The product of its (nonzero) digits is 460800, while the sum is 40.

Adding to 145203513422422 its reverse (224224315302541), we get a palindrome (369427828724963).

The spelling of 145203513422422 in words is "one hundred forty-five trillion, two hundred three billion, five hundred thirteen million, four hundred twenty-two thousand, four hundred twenty-two".