1001201210212 has 24 divisors (see below), whose sum is σ = 2120190799104. Its totient is φ = 403845866112.

The previous prime is 1001201210209. The next prime is 1001201210221. The reversal of 1001201210212 is 2120121021001.

It is a junction number, because it is equal to n+sod(n) for n = 1001201210192 and 1001201210201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1051681468 + ... + 1051682419.

It is an arithmetic number, because the mean of its divisors is an integer number (88341283296).

Almost surely, 2^{1001201210212} is an apocalyptic number.

It is an amenable number.

1001201210212 is an abundant number, since it is smaller than the sum of its proper divisors (1118989588892).

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

1001201210212 is a wasteful number, since it uses less digits than its factorization.

1001201210212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2103363915 (or 2103363913 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1001201210212 its reverse (2120121021001), we get a palindrome (3121322231213).

The spelling of 1001201210212 in words is "one trillion, one billion, two hundred one million, two hundred ten thousand, two hundred twelve".