2421423332042 has 16 divisors (see below), whose sum is σ = 4267123634592. Its totient is φ = 1015981817520.

The previous prime is 2421423332011. The next prime is 2421423332051. The reversal of 2421423332042 is 2402333241242.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4233257288 + ... + 4233257859.

It is an arithmetic number, because the mean of its divisors is an integer number (266695227162).

Almost surely, 2^{2421423332042} is an apocalyptic number.

2421423332042 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2421423332042 is a deficient number, since it is larger than the sum of its proper divisors (1845700302550).

2421423332042 is a wasteful number, since it uses less digits than its factorization.

2421423332042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8466515173.

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 2421423332042 its reverse (2402333241242), we get a palindrome (4823756573284).

The spelling of 2421423332042 in words is "two trillion, four hundred twenty-one billion, four hundred twenty-three million, three hundred thirty-two thousand, forty-two".