202133130001221 has 8 divisors (see below), whose sum is σ = 275245113193344. Its totient is φ = 131888283404960.

The previous prime is 202133130001217. The next prime is 202133130001247. The reversal of 202133130001221 is 122100031331202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 202133130001221 - 2² = 202133130001217 is a prime.

It is a super-2 number, since 2×202133130001221² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202133130001211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 716784148800 + ... + 716784149081.

It is an arithmetic number, because the mean of its divisors is an integer number (34405639149168).

Almost surely, 2^{202133130001221} is an apocalyptic number.

It is an amenable number.

202133130001221 is a deficient number, since it is larger than the sum of its proper divisors (73111983192123).

202133130001221 is a wasteful number, since it uses less digits than its factorization.

202133130001221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1433568297931.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 202133130001221 its reverse (122100031331202), we get a palindrome (324233161332423).

The spelling of 202133130001221 in words is "two hundred two trillion, one hundred thirty-three billion, one hundred thirty million, one thousand, two hundred twenty-one".