200121221101293 has 12 divisors (see below), whose sum is σ = 289064161296768. Its totient is φ = 133414066510920.

The previous prime is 200121221101289. The next prime is 200121221101301. The reversal of 200121221101293 is 392101122121002.

200121221101293 is a `hidden beast` number, since 20 + 0 + 121 + 221 + 10 + 1 + 293 = 666.

It is not a de Polignac number, because 200121221101293 - 2² = 200121221101289 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200121221101213) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11535946 + ... + 23093732.

It is an arithmetic number, because the mean of its divisors is an integer number (24088680108064).

Almost surely, 2^{200121221101293} is an apocalyptic number.

It is an amenable number.

200121221101293 is a deficient number, since it is larger than the sum of its proper divisors (88942940195475).

200121221101293 is a wasteful number, since it uses less digits than its factorization.

200121221101293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13481664 (or 13481661 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

Adding to 200121221101293 its reverse (392101122121002), we get a palindrome (592222343222295).

The spelling of 200121221101293 in words is "two hundred trillion, one hundred twenty-one billion, two hundred twenty-one million, one hundred one thousand, two hundred ninety-three".