420022022402 has 8 divisors (see below), whose sum is σ = 637623793296. Its totient is φ = 207480757972.

The previous prime is 420022022393. The next prime is 420022022423. The reversal of 420022022402 is 204220220024.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1265126408 + ... + 1265126739.

It is an arithmetic number, because the mean of its divisors is an integer number (79702974162).

Almost surely, 2^420022022402 is an apocalyptic number.

420022022402 is a deficient number, since it is larger than the sum of its proper divisors (217601770894).

420022022402 is a wasteful number, since it uses less digits than its factorization.

420022022402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2530253232.

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 420022022402 its reverse (204220220024), we get a palindrome (624242242426).

The spelling of 420022022402 in words is "four hundred twenty billion, twenty-two million, twenty-two thousand, four hundred two".