121343566342 has 8 divisors (see below), whose sum is σ = 182051994600. Its totient is φ = 60659568144.

The previous prime is 121343566277. The next prime is 121343566363. The reversal of 121343566342 is 243665343121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-4 number, since 4×121343566342⁴ (a number of 45 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 121343566295 and 121343566304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6095092 + ... + 6114967.

It is an arithmetic number, because the mean of its divisors is an integer number (22756499325).

Almost surely, 2^121343566342 is an apocalyptic number.

121343566342 is a deficient number, since it is larger than the sum of its proper divisors (60708428258).

121343566342 is a wasteful number, since it uses less digits than its factorization.

121343566342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12215030.

The product of its digits is 311040, while the sum is 40.

The spelling of 121343566342 in words is "one hundred twenty-one billion, three hundred forty-three million, five hundred sixty-six thousand, three hundred forty-two".