342000241221 has 4 divisors (see below), whose sum is σ = 456000321632. Its totient is φ = 228000160812.

The previous prime is 342000241217. The next prime is 342000241283. The reversal of 342000241221 is 122142000243.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 342000241221 - 2² = 342000241217 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342000241321) 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, 57000040201 + ... + 57000040206.

It is an arithmetic number, because the mean of its divisors is an integer number (114000080408).

Almost surely, 2^342000241221 is an apocalyptic number.

It is an amenable number.

342000241221 is a deficient number, since it is larger than the sum of its proper divisors (114000080411).

342000241221 is a wasteful number, since it uses less digits than its factorization.

342000241221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114000080410.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 342000241221 its reverse (122142000243), we get a palindrome (464142241464).

The spelling of 342000241221 in words is "three hundred forty-two billion, two hundred forty-one thousand, two hundred twenty-one".