20221220092 has 12 divisors (see below), whose sum is σ = 35428433040. Its totient is φ = 10098810656.

The previous prime is 20221220023. The next prime is 20221220093. The reversal of 20221220092 is 29002212202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20221220093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2945992 + ... + 2952847.

It is an arithmetic number, because the mean of its divisors is an integer number (2952369420).

Almost surely, 2^20221220092 is an apocalyptic number.

It is an amenable number.

20221220092 is a deficient number, since it is larger than the sum of its proper divisors (15207212948).

20221220092 is a wasteful number, since it uses less digits than its factorization.

20221220092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5899700 (or 5899698 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 20221220092 its reverse (29002212202), we get a palindrome (49223432294).

The spelling of 20221220092 in words is "twenty billion, two hundred twenty-one million, two hundred twenty thousand, ninety-two".