120222144532345 has 4 divisors (see below), whose sum is σ = 144266573438820. Its totient is φ = 96177715625872.

The previous prime is 120222144532313. The next prime is 120222144532349. The reversal of 120222144532345 is 543235441222021.

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 91012573082601 + 29209571449744 = 9540051^2 + 5404588^2 .

It is a cyclic number.

It is not a de Polignac number, because 120222144532345 - 2⁵ = 120222144532313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120222144532298 and 120222144532307.

It is not an unprimeable number, because it can be changed into a prime (120222144532349) 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, 12022214453230 + ... + 12022214453239.

It is an arithmetic number, because the mean of its divisors is an integer number (36066643359705).

Almost surely, 2^{120222144532345} is an apocalyptic number.

It is an amenable number.

120222144532345 is a deficient number, since it is larger than the sum of its proper divisors (24044428906475).

120222144532345 is an equidigital number, since it uses as much as digits as its factorization.

120222144532345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24044428906474.

The product of its (nonzero) digits is 460800, while the sum is 40.

Adding to 120222144532345 its reverse (543235441222021), we get a palindrome (663457585754366).

The spelling of 120222144532345 in words is "one hundred twenty trillion, two hundred twenty-two billion, one hundred forty-four million, five hundred thirty-two thousand, three hundred forty-five".