2122420403534 has 8 divisors (see below), whose sum is σ = 3185332177248. Its totient is φ = 1060643011120.

The previous prime is 2122420403483. The next prime is 2122420403657. The reversal of 2122420403534 is 4353040242212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2122420403534.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 283590647 + ... + 283598130.

It is an arithmetic number, because the mean of its divisors is an integer number (398166522156).

Almost surely, 2^{2122420403534} is an apocalyptic number.

2122420403534 is a deficient number, since it is larger than the sum of its proper divisors (1062911773714).

2122420403534 is a wasteful number, since it uses less digits than its factorization.

2122420403534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 567190650.

The product of its (nonzero) digits is 46080, while the sum is 32.

Adding to 2122420403534 its reverse (4353040242212), we get a palindrome (6475460645746).

The spelling of 2122420403534 in words is "two trillion, one hundred twenty-two billion, four hundred twenty million, four hundred three thousand, five hundred thirty-four".