342011121 has 16 divisors (see below), whose sum is σ = 467484864. Its totient is φ = 222292224.

The previous prime is 342011101. The next prime is 342011171. The reversal of 342011121 is 121110243.

It is not a de Polignac number, because 342011121 - 2⁹ = 342010609 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 342011121.

It is not an unprimeable number, because it can be changed into a prime (342011101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77445 + ... + 81741.

It is an arithmetic number, because the mean of its divisors is an integer number (29217804).

Almost surely, 2^342011121 is an apocalyptic number.

It is an amenable number.

342011121 is a deficient number, since it is larger than the sum of its proper divisors (125473743).

342011121 is a wasteful number, since it uses less digits than its factorization.

342011121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4960.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 342011121 is about 18493.5426838667. The cubic root of 342011121 is about 699.3266456821.

Adding to 342011121 its reverse (121110243), we get a palindrome (463121364).

It can be divided in two parts, 3420 and 11121, that added together give a palindrome (14541).

The spelling of 342011121 in words is "three hundred forty-two million, eleven thousand, one hundred twenty-one".