152242223521 has 16 divisors (see below), whose sum is σ = 161893073088. Its totient is φ = 142669440000.

The previous prime is 152242223513. The next prime is 152242223543. The reversal of 152242223521 is 125322242251.

It is not a de Polignac number, because 152242223521 - 2³ = 152242223513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (152242223591) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6536146 + ... + 6559396.

It is an arithmetic number, because the mean of its divisors is an integer number (10118317068).

Almost surely, 2^152242223521 is an apocalyptic number.

It is an amenable number.

152242223521 is a deficient number, since it is larger than the sum of its proper divisors (9650849567).

152242223521 is a wasteful number, since it uses less digits than its factorization.

152242223521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24912.

The product of its digits is 19200, while the sum is 31.

Adding to 152242223521 its reverse (125322242251), we get a palindrome (277564465772).

The spelling of 152242223521 in words is "one hundred fifty-two billion, two hundred forty-two million, two hundred twenty-three thousand, five hundred twenty-one".