201001101212 has 12 divisors (see below), whose sum is σ = 357001956360. Its totient is φ = 99000542256.

The previous prime is 201001101173. The next prime is 201001101227. The reversal of 201001101212 is 212101100102.

It is a junction number, because it is equal to n+sod(n) for n = 201001101193 and 201001101202.

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, 375001787 + ... + 375002322.

It is an arithmetic number, because the mean of its divisors is an integer number (29750163030).

Almost surely, 2^201001101212 is an apocalyptic number.

It is an amenable number.

201001101212 is a deficient number, since it is larger than the sum of its proper divisors (156000855148).

201001101212 is a wasteful number, since it uses less digits than its factorization.

201001101212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 750004180 (or 750004178 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 201001101212 its reverse (212101100102), we get a palindrome (413102201314).

The spelling of 201001101212 in words is "two hundred one billion, one million, one hundred one thousand, two hundred twelve".