145430031225122 has 16 divisors (see below), whose sum is σ = 249413774160192. Its totient is φ = 62300868938640.

The previous prime is 145430031225107. The next prime is 145430031225137. The reversal of 145430031225122 is 221522130034541.

It is an interprime number because it is at equal distance from previous prime (145430031225107) and next prime (145430031225137).

It is a super-2 number, since 2×145430031225122² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2190574013 + ... + 2190640400.

It is an arithmetic number, because the mean of its divisors is an integer number (15588360885012).

Almost surely, 2^{145430031225122} is an apocalyptic number.

145430031225122 is a deficient number, since it is larger than the sum of its proper divisors (103983742935070).

145430031225122 is a wasteful number, since it uses less digits than its factorization.

145430031225122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4381216793.

The product of its (nonzero) digits is 57600, while the sum is 35.

Adding to 145430031225122 its reverse (221522130034541), we get a palindrome (366952161259663).

The spelling of 145430031225122 in words is "one hundred forty-five trillion, four hundred thirty billion, thirty-one million, two hundred twenty-five thousand, one hundred twenty-two".