1021133001222 has 40 divisors (see below), whose sum is σ = 2291864051136. Its totient is φ = 339816880368.

The previous prime is 1021133001209. The next prime is 1021133001241. The reversal of 1021133001222 is 2221003311201.

1021133001222 is a `hidden beast` number, since 1 + 0 + 211 + 330 + 0 + 122 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1021133001195 and 1021133001204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5093833 + ... + 5290500.

Almost surely, 2^{1021133001222} is an apocalyptic number.

1021133001222 is an abundant number, since it is smaller than the sum of its proper divisors (1270731049914).

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

1021133001222 is a wasteful number, since it uses less digits than its factorization.

1021133001222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10384954 (or 10384945 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 1021133001222 its reverse (2221003311201), we get a palindrome (3242136312423).

The spelling of 1021133001222 in words is "one trillion, twenty-one billion, one hundred thirty-three million, one thousand, two hundred twenty-two".