152221322145 has 32 divisors (see below), whose sum is σ = 248883632640. Its totient is φ = 79410248960.

The previous prime is 152221322107. The next prime is 152221322147. The reversal of 152221322145 is 541223122251.

It is not a de Polignac number, because 152221322145 - 2¹⁵ = 152221289377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (152221322147) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1141675 + ... + 1268015.

It is an arithmetic number, because the mean of its divisors is an integer number (7777613520).

Almost surely, 2^152221322145 is an apocalyptic number.

152221322145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

152221322145 is a deficient number, since it is larger than the sum of its proper divisors (96662310495).

152221322145 is a wasteful number, since it uses less digits than its factorization.

152221322145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128105.

The product of its digits is 9600, while the sum is 30.

Adding to 152221322145 its reverse (541223122251), we get a palindrome (693444444396).

The spelling of 152221322145 in words is "one hundred fifty-two billion, two hundred twenty-one million, three hundred twenty-two thousand, one hundred forty-five".