120433234211221 has 4 divisors (see below), whose sum is σ = 120467477386252. Its totient is φ = 120398991036192.

The previous prime is 120433234211179. The next prime is 120433234211231. The reversal of 120433234211221 is 122112432334021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 75467009480625 + 44966224730596 = 8687175^2 + 6705686^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120433234211221 is a prime.

It is a super-3 number, since 3×120433234211221³ (a number of 43 digits) contains 333 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 (120433234211231) 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, 17121582240 + ... + 17121589273.

It is an arithmetic number, because the mean of its divisors is an integer number (30116869346563).

Almost surely, 2^{120433234211221} is an apocalyptic number.

It is an amenable number.

120433234211221 is a deficient number, since it is larger than the sum of its proper divisors (34243175031).

120433234211221 is an equidigital number, since it uses as much as digits as its factorization.

120433234211221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34243175030.

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 120433234211221 its reverse (122112432334021), we get a palindrome (242545666545242).

The spelling of 120433234211221 in words is "one hundred twenty trillion, four hundred thirty-three billion, two hundred thirty-four million, two hundred eleven thousand, two hundred twenty-one".