121222231133 has 8 divisors (see below), whose sum is σ = 124217897760. Its totient is φ = 118257933040.

The previous prime is 121222231099. The next prime is 121222231171. The reversal of 121222231133 is 331132222121.

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 121222231133 - 2⁶ = 121222231069 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121222231099 and 121222231108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121222231733) 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, 7834310 + ... + 7849767.

It is an arithmetic number, because the mean of its divisors is an integer number (15527237220).

Almost surely, 2^121222231133 is an apocalyptic number.

It is an amenable number.

121222231133 is a deficient number, since it is larger than the sum of its proper divisors (2995666627).

121222231133 is a wasteful number, since it uses less digits than its factorization.

121222231133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15684267.

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

Adding to 121222231133 its reverse (331132222121), we get a palindrome (452354453254).

The spelling of 121222231133 in words is "one hundred twenty-one billion, two hundred twenty-two million, two hundred thirty-one thousand, one hundred thirty-three".