420222202 has 16 divisors (see below), whose sum is σ = 679694400. Its totient is φ = 194196960.

The previous prime is 420222169. The next prime is 420222211. The reversal of 420222202 is 202222024.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133302 + ... + 136417.

It is an arithmetic number, because the mean of its divisors is an integer number (42480900).

Almost surely, 2^420222202 is an apocalyptic number.

420222202 is a deficient number, since it is larger than the sum of its proper divisors (259472198).

420222202 is a wasteful number, since it uses less digits than its factorization.

420222202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269781.

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 420222202 is about 20499.3219887878. The cubic root of 420222202 is about 749.0192822975.

Adding to 420222202 its reverse (202222024), we get a palindrome (622444226).

It can be divided in two parts, 4 and 20222202, that multiplied together give a palindrome (80888808).

The spelling of 420222202 in words is "four hundred twenty million, two hundred twenty-two thousand, two hundred two".