152113220 has 24 divisors (see below), whose sum is σ = 365072064. Its totient is φ = 52153056.

The previous prime is 152113219. The next prime is 152113271. The reversal of 152113220 is 22311251.

It is a happy number.

152113220 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 543122 + ... + 543401.

It is an arithmetic number, because the mean of its divisors is an integer number (15211336).

Almost surely, 2^152113220 is an apocalyptic number.

152113220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

152113220 is an abundant number, since it is smaller than the sum of its proper divisors (212958844).

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

152113220 is a wasteful number, since it uses less digits than its factorization.

152113220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1086539 (or 1086537 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 152113220 is about 12333.4188285325. The cubic root of 152113220 is about 533.8128040660.

Adding to 152113220 its reverse (22311251), we get a palindrome (174424471).

It can be divided in two parts, 1521 and 13220, that added together give a palindrome (14741).

The spelling of 152113220 in words is "one hundred fifty-two million, one hundred thirteen thousand, two hundred twenty".