121222112333 has 4 divisors (see below), whose sum is σ = 138539556960. Its totient is φ = 103904667708.

The previous prime is 121222112317. The next prime is 121222112393. The reversal of 121222112333 is 333211222121.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 121222112333 - 2⁴ = 121222112317 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121222112299 and 121222112308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121222112393) 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, 8658722303 + ... + 8658722316.

It is an arithmetic number, because the mean of its divisors is an integer number (34634889240).

Almost surely, 2^121222112333 is an apocalyptic number.

It is an amenable number.

121222112333 is a deficient number, since it is larger than the sum of its proper divisors (17317444627).

121222112333 is an equidigital number, since it uses as much as digits as its factorization.

121222112333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17317444626.

The product of its digits is 864, while the sum is 23.

Adding to 121222112333 its reverse (333211222121), we get a palindrome (454433334454).

The spelling of 121222112333 in words is "one hundred twenty-one billion, two hundred twenty-two million, one hundred twelve thousand, three hundred thirty-three".