150010021 has 16 divisors (see below), whose sum is σ = 179222400. Its totient is φ = 125432160.

The previous prime is 150010013. The next prime is 150010027. The reversal of 150010021 is 120010051.

It is a happy number.

150010021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 150010021 - 2³ = 150010013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150010027) 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, 8730 + ... + 19396.

It is an arithmetic number, because the mean of its divisors is an integer number (11201400).

Almost surely, 2^150010021 is an apocalyptic number.

It is an amenable number.

150010021 is a deficient number, since it is larger than the sum of its proper divisors (29212379).

150010021 is an equidigital number, since it uses as much as digits as its factorization.

150010021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10729 (or 10715 counting only the distinct ones).

The product of its (nonzero) digits is 10, while the sum is 10.

The square root of 150010021 is about 12247.8578126952. The cubic root of 150010021 is about 531.3411164406.

Adding to 150010021 its reverse (120010051), we get a palindrome (270020072).

The spelling of 150010021 in words is "one hundred fifty million, ten thousand, twenty-one".