342121423330401 has 64 divisors (see below), whose sum is σ = 554535320451840. Its totient is φ = 184748328576000.

The previous prime is 342121423330397. The next prime is 342121423330411. The reversal of 342121423330401 is 104033324121243.

It is not a de Polignac number, because 342121423330401 - 2² = 342121423330397 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (342121423330411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 43938591 + ... + 51135531.

It is an arithmetic number, because the mean of its divisors is an integer number (8664614382060).

Almost surely, 2^{342121423330401} is an apocalyptic number.

It is an amenable number.

342121423330401 is a deficient number, since it is larger than the sum of its proper divisors (212413897121439).

342121423330401 is a wasteful number, since it uses less digits than its factorization.

342121423330401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7200818.

The product of its (nonzero) digits is 41472, while the sum is 33.

Adding to 342121423330401 its reverse (104033324121243), we get a palindrome (446154747451644).

The spelling of 342121423330401 in words is "three hundred forty-two trillion, one hundred twenty-one billion, four hundred twenty-three million, three hundred thirty thousand, four hundred one".