201001220120212 has 48 divisors (see below), whose sum is σ = 360375344179200. Its totient is φ = 98067668624640.

The previous prime is 201001220120209. The next prime is 201001220120237. The reversal of 201001220120212 is 212021022100102.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58544413 + ... + 61882555.

It is an arithmetic number, because the mean of its divisors is an integer number (7507819670400).

Almost surely, 2^{201001220120212} is an apocalyptic number.

It is an amenable number.

201001220120212 is a deficient number, since it is larger than the sum of its proper divisors (159374124058988).

201001220120212 is a wasteful number, since it uses less digits than its factorization.

201001220120212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3340456 (or 3340454 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 201001220120212 its reverse (212021022100102), we get a palindrome (413022242220314).

The spelling of 201001220120212 in words is "two hundred one trillion, one billion, two hundred twenty million, one hundred twenty thousand, two hundred twelve".