2421226221242 has 8 divisors (see below), whose sum is σ = 3657967672800. Its totient is φ = 1201903663644.

The previous prime is 2421226221241. The next prime is 2421226221257.

2421226221242 is nontrivially palindromic in base 10.

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 = 2421226221199 and 2421226221208.

It is not an unprimeable number, because it can be changed into a prime (2421226221241) 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, 4354723142 + ... + 4354723697.

It is an arithmetic number, because the mean of its divisors is an integer number (457245959100).

Almost surely, 2^{2421226221242} is an apocalyptic number.

2421226221242 is a deficient number, since it is larger than the sum of its proper divisors (1236741451558).

2421226221242 is a wasteful number, since it uses less digits than its factorization.

2421226221242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8709446980.

The product of its digits is 24576, while the sum is 32.

The spelling of 2421226221242 in words is "two trillion, four hundred twenty-one billion, two hundred twenty-six million, two hundred twenty-one thousand, two hundred forty-two".