213223102 has 4 divisors (see below), whose sum is σ = 319834656. Its totient is φ = 106611550.

The previous prime is 213223093. The next prime is 213223117. The reversal of 213223102 is 201322312.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53305774 + ... + 53305777.

It is an arithmetic number, because the mean of its divisors is an integer number (79958664).

Almost surely, 2^213223102 is an apocalyptic number.

213223102 is a deficient number, since it is larger than the sum of its proper divisors (106611554).

213223102 is a wasteful number, since it uses less digits than its factorization.

213223102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106611553.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 213223102 is about 14602.1608674881. The cubic root of 213223102 is about 597.4177003059.

Adding to 213223102 its reverse (201322312), we get a palindrome (414545414).

It can be divided in two parts, 21322310 and 2, that added together give a palindrome (21322312).

The spelling of 213223102 in words is "two hundred thirteen million, two hundred twenty-three thousand, one hundred two".