145121041231332 has 24 divisors (see below), whose sum is σ = 338965934319936. Its totient is φ = 48323655918048.

The previous prime is 145121041231321. The next prime is 145121041231391. The reversal of 145121041231332 is 233132140121541.

It is a junction number, because it is equal to n+sod(n) for n = 145121041231293 and 145121041231302.

It is an unprimeable number.

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, 6253049463 + ... + 6253072670.

It is an arithmetic number, because the mean of its divisors is an integer number (14123580596664).

Almost surely, 2^{145121041231332} is an apocalyptic number.

145121041231332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

145121041231332 is an abundant number, since it is smaller than the sum of its proper divisors (193844893088604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145121041231332 is a wasteful number, since it uses less digits than its factorization.

145121041231332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12506123107 (or 12506123105 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

Adding to 145121041231332 its reverse (233132140121541), we get a palindrome (378253181352873).

The spelling of 145121041231332 in words is "one hundred forty-five trillion, one hundred twenty-one billion, forty-one million, two hundred thirty-one thousand, three hundred thirty-two".