150122520 has 48 divisors (see below), whose sum is σ = 487899360. Its totient is φ = 40032576.

The previous prime is 150122519. The next prime is 150122521. The reversal of 150122520 is 25221051.

It is an interprime number because it is at equal distance from previous prime (150122519) and next prime (150122521).

It is a super-2 number, since 2×150122520² = 45073542022300800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 150122493 and 150122502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150122521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 208144 + ... + 208863.

It is an arithmetic number, because the mean of its divisors is an integer number (10164570).

Almost surely, 2^150122520 is an apocalyptic number.

150122520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

150122520 is an abundant number, since it is smaller than the sum of its proper divisors (337776840).

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

150122520 is a wasteful number, since it uses less digits than its factorization.

150122520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417024 (or 417017 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 150122520 is about 12252.4495510082. The cubic root of 150122520 is about 531.4739084754.

Adding to 150122520 its reverse (25221051), we get a palindrome (175343571).

The spelling of 150122520 in words is "one hundred fifty million, one hundred twenty-two thousand, five hundred twenty".