121412112341442 has 32 divisors (see below), whose sum is σ = 270520356415680. Its totient is φ = 36069380854080.

The previous prime is 121412112341393. The next prime is 121412112341477. The reversal of 121412112341442 is 244143211214121.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26837334684 + ... + 26837339207.

It is an arithmetic number, because the mean of its divisors is an integer number (8453761137990).

Almost surely, 2^{121412112341442} is an apocalyptic number.

121412112341442 is an abundant number, since it is smaller than the sum of its proper divisors (149108244074238).

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

121412112341442 is a wasteful number, since it uses less digits than its factorization.

121412112341442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53674673938.

The product of its digits is 12288, while the sum is 33.

Adding to 121412112341442 its reverse (244143211214121), we get a palindrome (365555323555563).

The spelling of 121412112341442 in words is "one hundred twenty-one trillion, four hundred twelve billion, one hundred twelve million, three hundred forty-one thousand, four hundred forty-two".