201225060 has 60 divisors (see below), whose sum is σ = 631255548. Its totient is φ = 53659584.

The previous prime is 201225049. The next prime is 201225071. The reversal of 201225060 is 60522102.

It is an interprime number because it is at equal distance from previous prime (201225049) and next prime (201225071).

It can be written as a sum of positive squares in 2 ways, for example, as 69755904 + 131469156 = 8352^2 + 11466^2 .

It is a tau number, because it is divible by the number of its divisors (60).

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

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 60487 + ... + 63726.

Almost surely, 2^201225060 is an apocalyptic number.

201225060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201225060 is an abundant number, since it is smaller than the sum of its proper divisors (430030488).

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

201225060 is a wasteful number, since it uses less digits than its factorization.

201225060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124234 (or 124223 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 201225060 is about 14185.3819123773. The cubic root of 201225060 is about 585.9951503596.

Adding to 201225060 its reverse (60522102), we get a palindrome (261747162).

It can be divided in two parts, 2012 and 25060, that added together give a palindrome (27072).

The spelling of 201225060 in words is "two hundred one million, two hundred twenty-five thousand, sixty".