21233310122 has 8 divisors (see below), whose sum is σ = 33526279200. Its totient is φ = 10057883724.

The previous prime is 21233310121. The next prime is 21233310151. The reversal of 21233310122 is 22101333212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×21233310122³ (a number of 32 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 21233310094 and 21233310103.

It is not an unprimeable number, because it can be changed into a prime (21233310121) 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, 279385622 + ... + 279385697.

It is an arithmetic number, because the mean of its divisors is an integer number (4190784900).

Almost surely, 2^21233310122 is an apocalyptic number.

21233310122 is a deficient number, since it is larger than the sum of its proper divisors (12292969078).

21233310122 is a wasteful number, since it uses less digits than its factorization.

21233310122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 558771340.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 21233310122 its reverse (22101333212), we get a palindrome (43334643334).

The spelling of 21233310122 in words is "twenty-one billion, two hundred thirty-three million, three hundred ten thousand, one hundred twenty-two".