121334212342 has 32 divisors (see below), whose sum is σ = 213308789760. Its totient is φ = 50682741120.

The previous prime is 121334212327. The next prime is 121334212379. The reversal of 121334212342 is 243212433121.

It is a self number, because there is not a number n which added to its sum of digits gives 121334212342.

It is a congruent number.

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, 223992 + ... + 541147.

It is an arithmetic number, because the mean of its divisors is an integer number (6665899680).

Almost surely, 2^121334212342 is an apocalyptic number.

121334212342 is a deficient number, since it is larger than the sum of its proper divisors (91974577418).

121334212342 is a wasteful number, since it uses less digits than its factorization.

121334212342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 765436.

The product of its digits is 6912, while the sum is 28.

Adding to 121334212342 its reverse (243212433121), we get a palindrome (364546645463).

The spelling of 121334212342 in words is "one hundred twenty-one billion, three hundred thirty-four million, two hundred twelve thousand, three hundred forty-two".