1003213001212 has 12 divisors (see below), whose sum is σ = 1755633074776. Its totient is φ = 501603551280.

The previous prime is 1003213001129. The next prime is 1003213001221. The reversal of 1003213001212 is 2121003123001.

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, 145438 + ... + 1423930.

Almost surely, 2^{1003213001212} is an apocalyptic number.

It is an amenable number.

1003213001212 is a deficient number, since it is larger than the sum of its proper divisors (752420073564).

1003213001212 is a wasteful number, since it uses less digits than its factorization.

1003213001212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1474668 (or 1474666 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1003213001212 its reverse (2121003123001), we get a palindrome (3124216124213).

The spelling of 1003213001212 in words is "one trillion, three billion, two hundred thirteen million, one thousand, two hundred twelve".