22020121203 has 4 divisors (see below), whose sum is σ = 29360161608. Its totient is φ = 14680080800.

The previous prime is 22020121183. The next prime is 22020121213. The reversal of 22020121203 is 30212102022.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22020121203 - 2⁹ = 22020120691 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22020121213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3670020198 + ... + 3670020203.

It is an arithmetic number, because the mean of its divisors is an integer number (7340040402).

Almost surely, 2^22020121203 is an apocalyptic number.

22020121203 is a deficient number, since it is larger than the sum of its proper divisors (7340040405).

22020121203 is an equidigital number, since it uses as much as digits as its factorization.

22020121203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7340040404.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 22020121203 its reverse (30212102022), we get a palindrome (52232223225).

The spelling of 22020121203 in words is "twenty-two billion, twenty million, one hundred twenty-one thousand, two hundred three".