201225012 has 12 divisors (see below), whose sum is σ = 469525056. Its totient is φ = 67075000.

The previous prime is 201224963. The next prime is 201225049. The reversal of 201225012 is 210522102.

201225012 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 201224982 and 201225000.

It is a congruent number.

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, 8384364 + ... + 8384387.

It is an arithmetic number, because the mean of its divisors is an integer number (39127088).

Almost surely, 2^201225012 is an apocalyptic number.

It is an amenable number.

201225012 is an abundant number, since it is smaller than the sum of its proper divisors (268300044).

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

201225012 is a wasteful number, since it uses less digits than its factorization.

201225012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16768758 (or 16768756 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 201225012 is about 14185.3802204946. The cubic root of 201225012 is about 585.9951037654.

Adding to 201225012 its reverse (210522102), we get a palindrome (411747114).

The spelling of 201225012 in words is "two hundred one million, two hundred twenty-five thousand, twelve".