201103113212 has 24 divisors (see below), whose sum is σ = 366017319360. Its totient is φ = 96595536960.

The previous prime is 201103113203. The next prime is 201103113227. The reversal of 201103113212 is 212311301102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8588339 + ... + 8611722.

It is an arithmetic number, because the mean of its divisors is an integer number (15250721640).

Almost surely, 2^201103113212 is an apocalyptic number.

It is an amenable number.

201103113212 is a deficient number, since it is larger than the sum of its proper divisors (164914206148).

201103113212 is a wasteful number, since it uses less digits than its factorization.

201103113212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17200181 (or 17200179 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 201103113212 its reverse (212311301102), we get a palindrome (413414414314).

The spelling of 201103113212 in words is "two hundred one billion, one hundred three million, one hundred thirteen thousand, two hundred twelve".