4222530421402 has 32 divisors (see below), whose sum is σ = 6370875866880. Its totient is φ = 2098947771840.

The previous prime is 4222530421391. The next prime is 4222530421409. The reversal of 4222530421402 is 2041240352224.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (4222530421409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 597327124 + ... + 597334192.

It is an arithmetic number, because the mean of its divisors is an integer number (199089870840).

Almost surely, 2^{4222530421402} is an apocalyptic number.

4222530421402 is a deficient number, since it is larger than the sum of its proper divisors (2148345445478).

4222530421402 is a wasteful number, since it uses less digits than its factorization.

4222530421402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9846.

The product of its (nonzero) digits is 30720, while the sum is 31.

Adding to 4222530421402 its reverse (2041240352224), we get a palindrome (6263770773626).

The spelling of 4222530421402 in words is "four trillion, two hundred twenty-two billion, five hundred thirty million, four hundred twenty-one thousand, four hundred two".