121221332023229 has 8 divisors (see below), whose sum is σ = 123030816617280. Its totient is φ = 119411853634656.

The previous prime is 121221332023201. The next prime is 121221332023237. The reversal of 121221332023229 is 922320233122121.

It is a happy number.

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 121221332023229 - 2²⁴ = 121221315246013 is a prime.

It is a super-2 number, since 2×121221332023229² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121221332023529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50993297 + ... + 53317529.

It is an arithmetic number, because the mean of its divisors is an integer number (15378852077160).

Almost surely, 2^{121221332023229} is an apocalyptic number.

It is an amenable number.

121221332023229 is a deficient number, since it is larger than the sum of its proper divisors (1809484594051).

121221332023229 is an equidigital number, since it uses as much as digits as its factorization.

121221332023229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3102739.

The product of its (nonzero) digits is 31104, while the sum is 35.

The spelling of 121221332023229 in words is "one hundred twenty-one trillion, two hundred twenty-one billion, three hundred thirty-two million, twenty-three thousand, two hundred twenty-nine".