201220232 has 16 divisors (see below), whose sum is σ = 377698140. Its totient is φ = 100500736.

The previous prime is 201220223. The next prime is 201220247. The reversal of 201220232 is 232022102.

201220232 is digitally balanced in base 2, 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 2 ways, for example, as 200109316 + 1110916 = 14146^2 + 1054^2 .

It is a super-2 number, since 2×201220232² = 80979163532267648, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5573 + ... + 20820.

Almost surely, 2^201220232 is an apocalyptic number.

It is an amenable number.

201220232 is a deficient number, since it is larger than the sum of its proper divisors (176477908).

201220232 is a wasteful number, since it uses less digits than its factorization.

201220232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27352 (or 27348 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 201220232 is about 14185.2117361709. The cubic root of 201220232 is about 585.9904637213.

Adding to 201220232 its reverse (232022102), we get a palindrome (433242334).

The spelling of 201220232 in words is "two hundred one million, two hundred twenty thousand, two hundred thirty-two".