42121342322 has 8 divisors (see below), whose sum is σ = 63197335296. Its totient is φ = 21055563892.

The previous prime is 42121342283. The next prime is 42121342327. The reversal of 42121342322 is 22324312124.

42121342322 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 42121342291 and 42121342300.

It is not an unprimeable number, because it can be changed into a prime (42121342327) 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, 2543318 + ... + 2559825.

It is an arithmetic number, because the mean of its divisors is an integer number (7899666912).

Almost surely, 2^42121342322 is an apocalyptic number.

42121342322 is a deficient number, since it is larger than the sum of its proper divisors (21075992974).

42121342322 is a wasteful number, since it uses less digits than its factorization.

42121342322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5107272.

The product of its digits is 4608, while the sum is 26.

Adding to 42121342322 its reverse (22324312124), we get a palindrome (64445654446).

The spelling of 42121342322 in words is "forty-two billion, one hundred twenty-one million, three hundred forty-two thousand, three hundred twenty-two".