342121042034011 has 4 divisors (see below), whose sum is σ = 360127412667400. Its totient is φ = 324114671400624.

The previous prime is 342121042033961. The next prime is 342121042034033. The reversal of 342121042034011 is 110430240121243.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 342121042034011 - 2³⁵ = 342086682295643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342121042031011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9003185316666 + ... + 9003185316703.

It is an arithmetic number, because the mean of its divisors is an integer number (90031853166850).

Almost surely, 2^{342121042034011} is an apocalyptic number.

342121042034011 is a deficient number, since it is larger than the sum of its proper divisors (18006370633389).

342121042034011 is a wasteful number, since it uses less digits than its factorization.

342121042034011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18006370633388.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 342121042034011 its reverse (110430240121243), we get a palindrome (452551282155254).

The spelling of 342121042034011 in words is "three hundred forty-two trillion, one hundred twenty-one billion, forty-two million, thirty-four thousand, eleven".