201530050 has 24 divisors (see below), whose sum is σ = 375952500. Its totient is φ = 80374080.

The previous prime is 201530033. The next prime is 201530107. The reversal of 201530050 is 50035102.

201530050 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 154181889 + 47348161 = 12417^2 + 6881^2 .

It is a super-2 number, since 2×201530050² = 81228722106005000, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11676 + ... + 23224.

Almost surely, 2^201530050 is an apocalyptic number.

201530050 is a deficient number, since it is larger than the sum of its proper divisors (174422450).

201530050 is a wasteful number, since it uses less digits than its factorization.

201530050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11910 (or 11905 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 16.

The square root of 201530050 is about 14196.1279932241. The cubic root of 201530050 is about 586.2910585701.

Adding to 201530050 its reverse (50035102), we get a palindrome (251565152).

The spelling of 201530050 in words is "two hundred one million, five hundred thirty thousand, fifty".