213102322222 has 4 divisors (see below), whose sum is σ = 319653483336. Its totient is φ = 106551161110.

The previous prime is 213102322219. The next prime is 213102322309. The reversal of 213102322222 is 222223201312.

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

It is a junction number, because it is equal to n+sod(n) for n = 213102322193 and 213102322202.

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, 53275580554 + ... + 53275580557.

It is an arithmetic number, because the mean of its divisors is an integer number (79913370834).

Almost surely, 2^213102322222 is an apocalyptic number.

213102322222 is a deficient number, since it is larger than the sum of its proper divisors (106551161114).

213102322222 is a wasteful number, since it uses less digits than its factorization.

213102322222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106551161113.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 213102322222 its reverse (222223201312), we get a palindrome (435325523534).

The spelling of 213102322222 in words is "two hundred thirteen billion, one hundred two million, three hundred twenty-two thousand, two hundred twenty-two".