1021001202212 has 24 divisors (see below), whose sum is σ = 1844820257280. Its totient is φ = 493917396480.

The previous prime is 1021001202209. The next prime is 1021001202223. The reversal of 1021001202212 is 2122021001201.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 428048 + ... + 1491719.

It is an arithmetic number, because the mean of its divisors is an integer number (76867510720).

Almost surely, 2^{1021001202212} is an apocalyptic number.

It is an amenable number.

1021001202212 is a deficient number, since it is larger than the sum of its proper divisors (823819055068).

1021001202212 is a wasteful number, since it uses less digits than its factorization.

1021001202212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1924091 (or 1924089 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1021001202212 its reverse (2122021001201), we get a palindrome (3143022203413).

The spelling of 1021001202212 in words is "one trillion, twenty-one billion, one million, two hundred two thousand, two hundred twelve".