20022321220292 has 24 divisors (see below), whose sum is σ = 35119424884320. Its totient is φ = 9988225966400.

The previous prime is 20022321220211. The next prime is 20022321220339. The reversal of 20022321220292 is 29202212322002.

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, 202334 + ... + 6331317.

It is an arithmetic number, because the mean of its divisors is an integer number (1463309370180).

Almost surely, 2^{20022321220292} is an apocalyptic number.

It is an amenable number.

20022321220292 is a deficient number, since it is larger than the sum of its proper divisors (15097103664028).

20022321220292 is a wasteful number, since it uses less digits than its factorization.

20022321220292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6535411 (or 6535409 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 20022321220292 its reverse (29202212322002), we get a palindrome (49224533542294).

The spelling of 20022321220292 in words is "twenty trillion, twenty-two billion, three hundred twenty-one million, two hundred twenty thousand, two hundred ninety-two".