20223000121 has 8 divisors (see below), whose sum is σ = 20425152384. Its totient is φ = 20020959840.

The previous prime is 20223000013. The next prime is 20223000137. The reversal of 20223000121 is 12100032202.

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 20223000121 - 2¹⁵ = 20222967353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20223000181) 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 7 ways as a sum of consecutive naturals, for example, 361941 + ... + 414061.

It is an arithmetic number, because the mean of its divisors is an integer number (2553144048).

Almost surely, 2^20223000121 is an apocalyptic number.

It is an amenable number.

20223000121 is a deficient number, since it is larger than the sum of its proper divisors (202152263).

20223000121 is a wasteful number, since it uses less digits than its factorization.

20223000121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55991.

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 20223000121 its reverse (12100032202), we get a palindrome (32323032323).

The spelling of 20223000121 in words is "twenty billion, two hundred twenty-three million, one hundred twenty-one", and thus it is an aban number.