121412341404442 has 12 divisors (see below), whose sum is σ = 200179852150698. Its totient is φ = 55187427911000.

The previous prime is 121412341404383. The next prime is 121412341404463. The reversal of 121412341404442 is 244404143214121.

It can be written as a sum of positive squares in only one way, i.e., 121392115160481 + 20226243961 = 11017809^2 + 142219^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 250851944809 + ... + 250851945292.

Almost surely, 2^{121412341404442} is an apocalyptic number.

121412341404442 is a deficient number, since it is larger than the sum of its proper divisors (78767510746256).

121412341404442 is a wasteful number, since it uses less digits than its factorization.

121412341404442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501703890125 (or 501703890114 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 37.

Adding to 121412341404442 its reverse (244404143214121), we get a palindrome (365816484618563).

The spelling of 121412341404442 in words is "one hundred twenty-one trillion, four hundred twelve billion, three hundred forty-one million, four hundred four thousand, four hundred forty-two".