121342112422 has 4 divisors (see below), whose sum is σ = 182013168636. Its totient is φ = 60671056210.

The previous prime is 121342112393. The next prime is 121342112443. The reversal of 121342112422 is 224211243121.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30335528104 + ... + 30335528107.

It is an arithmetic number, because the mean of its divisors is an integer number (45503292159).

Almost surely, 2^121342112422 is an apocalyptic number.

121342112422 is a deficient number, since it is larger than the sum of its proper divisors (60671056214).

121342112422 is an equidigital number, since it uses as much as digits as its factorization.

121342112422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60671056213.

The product of its digits is 1536, while the sum is 25.

Adding to 121342112422 its reverse (224211243121), we get a palindrome (345553355543).

The spelling of 121342112422 in words is "one hundred twenty-one billion, three hundred forty-two million, one hundred twelve thousand, four hundred twenty-two".