22322120121 has 48 divisors (see below), whose sum is σ = 38682808320. Its totient is φ = 12134746080.

The previous prime is 22322120099. The next prime is 22322120131. The reversal of 22322120121 is 12102122322.

22322120121 is a `hidden beast` number, since 223 + 221 + 201 + 21 = 666.

It is not a de Polignac number, because 22322120121 - 2⁹ = 22322119609 is a prime.

It is a super-3 number, since 3×22322120121³ (a number of 32 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22322120094 and 22322120103.

It is not an unprimeable number, because it can be changed into a prime (22322120131) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 18366 + ... + 212088.

It is an arithmetic number, because the mean of its divisors is an integer number (805891840).

Almost surely, 2^22322120121 is an apocalyptic number.

22322120121 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

22322120121 is a deficient number, since it is larger than the sum of its proper divisors (16360688199).

22322120121 is a wasteful number, since it uses less digits than its factorization.

22322120121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193826 (or 193823 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 22322120121 its reverse (12102122322), we get a palindrome (34424242443).

It can be divided in two parts, 223221 and 20121, that added together give a palindrome (243342).

The spelling of 22322120121 in words is "twenty-two billion, three hundred twenty-two million, one hundred twenty thousand, one hundred twenty-one".