1000201001212 has 24 divisors (see below), whose sum is σ = 2038145439456. Its totient is φ = 420569692608.

The previous prime is 1000201001209. The next prime is 1000201001227. The reversal of 1000201001212 is 2121001020001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 336993463 + ... + 336996430.

It is an arithmetic number, because the mean of its divisors is an integer number (84922726644).

Almost surely, 2^{1000201001212} is an apocalyptic number.

It is an amenable number.

1000201001212 is an abundant number, since it is smaller than the sum of its proper divisors (1037944438244).

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

1000201001212 is a wasteful number, since it uses less digits than its factorization.

1000201001212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673989957 (or 673989955 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1000201001212 its reverse (2121001020001), we get a palindrome (3121202021213).

The spelling of 1000201001212 in words is "one trillion, two hundred one million, one thousand, two hundred twelve".