423102202 has 4 divisors (see below), whose sum is σ = 634653306. Its totient is φ = 211551100.

The previous prime is 423102193. The next prime is 423102217. The reversal of 423102202 is 202201324.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 306915361 + 116186841 = 17519^2 + 10779^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105775549 + ... + 105775552.

Almost surely, 2^423102202 is an apocalyptic number.

423102202 is a deficient number, since it is larger than the sum of its proper divisors (211551104).

423102202 is a wasteful number, since it uses less digits than its factorization.

423102202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211551103.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 423102202 is about 20569.4482667864. The cubic root of 423102202 is about 750.7265267993.

Adding to 423102202 its reverse (202201324), we get a palindrome (625303526).

The spelling of 423102202 in words is "four hundred twenty-three million, one hundred two thousand, two hundred two".