201113212 has 6 divisors (see below), whose sum is σ = 351948128. Its totient is φ = 100556604.

The previous prime is 201113203. The next prime is 201113221. The reversal of 201113212 is 212311102.

It is an interprime number because it is at equal distance from previous prime (201113203) and next prime (201113221).

It is a junction number, because it is equal to n+sod(n) for n = 201113192 and 201113201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25139148 + ... + 25139155.

Almost surely, 2^201113212 is an apocalyptic number.

It is an amenable number.

201113212 is a deficient number, since it is larger than the sum of its proper divisors (150834916).

201113212 is a wasteful number, since it uses less digits than its factorization.

201113212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50278307 (or 50278305 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 201113212 is about 14181.4389960963. The cubic root of 201113212 is about 585.8865579657.

Adding to 201113212 its reverse (212311102), we get a palindrome (413424314).

The spelling of 201113212 in words is "two hundred one million, one hundred thirteen thousand, two hundred twelve".