213633022 has 4 divisors (see below), whose sum is σ = 320449536. Its totient is φ = 106816510.

The previous prime is 213632981. The next prime is 213633023. The reversal of 213633022 is 220336312.

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 = 213632984 and 213633002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213633023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53408254 + ... + 53408257.

It is an arithmetic number, because the mean of its divisors is an integer number (80112384).

Almost surely, 2^213633022 is an apocalyptic number.

213633022 is a deficient number, since it is larger than the sum of its proper divisors (106816514).

213633022 is a wasteful number, since it uses less digits than its factorization.

213633022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106816513.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 213633022 is about 14616.1904065321. The cubic root of 213633022 is about 597.8002990854.

Adding to 213633022 its reverse (220336312), we get a palindrome (433969334).

The spelling of 213633022 in words is "two hundred thirteen million, six hundred thirty-three thousand, twenty-two".