145502301413122 has 16 divisors (see below), whose sum is σ = 220295034620640. Its totient is φ = 72070634506528.

The previous prime is 145502301413111. The next prime is 145502301413129. The reversal of 145502301413122 is 221314103205541.

It is a super-2 number, since 2×145502301413122² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (145502301413129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23562129 + ... + 29089147.

It is an arithmetic number, because the mean of its divisors is an integer number (13768439663790).

Almost surely, 2^{145502301413122} is an apocalyptic number.

145502301413122 is a deficient number, since it is larger than the sum of its proper divisors (74792733207518).

145502301413122 is a wasteful number, since it uses less digits than its factorization.

145502301413122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5650145.

The product of its (nonzero) digits is 28800, while the sum is 34.

Adding to 145502301413122 its reverse (221314103205541), we get a palindrome (366816404618663).

The spelling of 145502301413122 in words is "one hundred forty-five trillion, five hundred two billion, three hundred one million, four hundred thirteen thousand, one hundred twenty-two".