2122120201342 has 4 divisors (see below), whose sum is σ = 3183180302016. Its totient is φ = 1061060100670.

The previous prime is 2122120201321. The next prime is 2122120201361. The reversal of 2122120201342 is 2431020212212.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 530530050334 + ... + 530530050337.

It is an arithmetic number, because the mean of its divisors is an integer number (795795075504).

Almost surely, 2^{2122120201342} is an apocalyptic number.

2122120201342 is a deficient number, since it is larger than the sum of its proper divisors (1061060100674).

2122120201342 is a wasteful number, since it uses less digits than its factorization.

2122120201342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1061060100673.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 2122120201342 its reverse (2431020212212), we get a palindrome (4553140413554).

The spelling of 2122120201342 in words is "two trillion, one hundred twenty-two billion, one hundred twenty million, two hundred one thousand, three hundred forty-two".