150203101 has 4 divisors (see below), whose sum is σ = 151299612. Its totient is φ = 149106592.

The previous prime is 150203089. The next prime is 150203107. The reversal of 150203101 is 101302051.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 101302051 = 23 ⋅4404437.

It can be written as a sum of positive squares in 2 ways, for example, as 122102500 + 28100601 = 11050^2 + 5301^2 .

It is a cyclic number.

It is not a de Polignac number, because 150203101 - 2⁹ = 150202589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150203107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 548050 + ... + 548323.

It is an arithmetic number, because the mean of its divisors is an integer number (37824903).

Almost surely, 2^150203101 is an apocalyptic number.

It is an amenable number.

150203101 is a deficient number, since it is larger than the sum of its proper divisors (1096511).

150203101 is a wasteful number, since it uses less digits than its factorization.

150203101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1096510.

The product of its (nonzero) digits is 30, while the sum is 13.

The square root of 150203101 is about 12255.7374727105. The cubic root of 150203101 is about 531.5689842367.

Adding to 150203101 its reverse (101302051), we get a palindrome (251505152).

The spelling of 150203101 in words is "one hundred fifty million, two hundred three thousand, one hundred one".