42121012322 has 8 divisors (see below), whose sum is σ = 63534488400. Its totient is φ = 20942849524.

The previous prime is 42121012313. The next prime is 42121012327. The reversal of 42121012322 is 22321012124.

42121012322 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 = 42121012294 and 42121012303.

It is not an unprimeable number, because it can be changed into a prime (42121012327) 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, 58827872 + ... + 58828587.

It is an arithmetic number, because the mean of its divisors is an integer number (7941811050).

Almost surely, 2^42121012322 is an apocalyptic number.

42121012322 is a deficient number, since it is larger than the sum of its proper divisors (21413476078).

42121012322 is a wasteful number, since it uses less digits than its factorization.

42121012322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117656640.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 42121012322 its reverse (22321012124), we get a palindrome (64442024446).

The spelling of 42121012322 in words is "forty-two billion, one hundred twenty-one million, twelve thousand, three hundred twenty-two".