420224020202 has 16 divisors (see below), whose sum is σ = 751705080192. Its totient is φ = 172265747280.

The previous prime is 420224020201. The next prime is 420224020241. The reversal of 420224020202 is 202020422024.

It is not an unprimeable number, because it can be changed into a prime (420224020201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 652521449 + ... + 652522092.

It is an arithmetic number, because the mean of its divisors is an integer number (46981567512).

Almost surely, 2^420224020202 is an apocalyptic number.

420224020202 is a deficient number, since it is larger than the sum of its proper divisors (331481059990).

420224020202 is a wasteful number, since it uses less digits than its factorization.

420224020202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1305043573.

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

Adding to 420224020202 its reverse (202020422024), we get a palindrome (622244442226).

The spelling of 420224020202 in words is "four hundred twenty billion, two hundred twenty-four million, twenty thousand, two hundred two".