120421241111434 has 4 divisors (see below), whose sum is σ = 180631861667154. Its totient is φ = 60210620555716.

The previous prime is 120421241111411. The next prime is 120421241111449. The reversal of 120421241111434 is 434111142124021.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 103618087414209 + 16803153697225 = 10179297^2 + 4099165^2 .

It is a junction number, because it is equal to n+sod(n) for n = 120421241111396 and 120421241111405.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30105310277857 + ... + 30105310277860.

Almost surely, 2^{120421241111434} is an apocalyptic number.

120421241111434 is a deficient number, since it is larger than the sum of its proper divisors (60210620555720).

120421241111434 is an equidigital number, since it uses as much as digits as its factorization.

120421241111434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60210620555719.

The product of its (nonzero) digits is 6144, while the sum is 31.

Adding to 120421241111434 its reverse (434111142124021), we get a palindrome (554532383235455).

The spelling of 120421241111434 in words is "one hundred twenty trillion, four hundred twenty-one billion, two hundred forty-one million, one hundred eleven thousand, four hundred thirty-four".