121348242 has 12 divisors (see below), whose sum is σ = 262921230. Its totient is φ = 40449408.

The previous prime is 121348237. The next prime is 121348243. The reversal of 121348242 is 242843121.

It can be written as a sum of positive squares in only one way, i.e., 113614281 + 7733961 = 10659^2 + 2781^2 .

It is not an unprimeable number, because it can be changed into a prime (121348243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3370767 + ... + 3370802.

Almost surely, 2^121348242 is an apocalyptic number.

121348242 is an abundant number, since it is smaller than the sum of its proper divisors (141572988).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121348242 is a wasteful number, since it uses less digits than its factorization.

121348242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6741577 (or 6741574 counting only the distinct ones).

The product of its digits is 3072, while the sum is 27.

The square root of 121348242 is about 11015.8178089509. The cubic root of 121348242 is about 495.0827899479.

It can be divided in two parts, 1213 and 48242, that added together give a triangular number (49455 = T₃₁₄).

The spelling of 121348242 in words is "one hundred twenty-one million, three hundred forty-eight thousand, two hundred forty-two".