121113442234 has 4 divisors (see below), whose sum is σ = 181670163354. Its totient is φ = 60556721116.

The previous prime is 121113442207. The next prime is 121113442237. The reversal of 121113442234 is 432244311121.

It is a happy number.

121113442234 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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., 107272625625 + 13840816609 = 327525^2 + 117647^2 .

It is not an unprimeable number, because it can be changed into a prime (121113442237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30278360557 + ... + 30278360560.

Almost surely, 2^121113442234 is an apocalyptic number.

121113442234 is a deficient number, since it is larger than the sum of its proper divisors (60556721120).

121113442234 is an equidigital number, since it uses as much as digits as its factorization.

121113442234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60556721119.

The product of its digits is 4608, while the sum is 28.

Adding to 121113442234 its reverse (432244311121), we get a palindrome (553357753355).

The spelling of 121113442234 in words is "one hundred twenty-one billion, one hundred thirteen million, four hundred forty-two thousand, two hundred thirty-four".