213423202 has 16 divisors (see below), whose sum is σ = 339248952. Its totient is φ = 100350720.

The previous prime is 213423167. The next prime is 213423229. The reversal of 213423202 is 202324312.

It can be written as a sum of positive squares in 4 ways, for example, as 197093521 + 16329681 = 14039^2 + 4041^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 213423202.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61588 + ... + 64960.

Almost surely, 2^213423202 is an apocalyptic number.

213423202 is a deficient number, since it is larger than the sum of its proper divisors (125825750).

213423202 is a wasteful number, since it uses less digits than its factorization.

213423202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5253.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 213423202 is about 14609.0109863741. The cubic root of 213423202 is about 597.6045248181.

Adding to 213423202 its reverse (202324312), we get a palindrome (415747514).

The spelling of 213423202 in words is "two hundred thirteen million, four hundred twenty-three thousand, two hundred two".