213132212222002 has 4 divisors (see below), whose sum is σ = 319698318333006. Its totient is φ = 106566106111000.

The previous prime is 213132212221979. The next prime is 213132212222047. The reversal of 213132212222002 is 200222212231312.

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., 108272994295761 + 104859217926241 = 10405431^2 + 10240079^2 .

It is a super-2 number, since 2×213132212222002² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53283053055499 + ... + 53283053055502.

Almost surely, 2^{213132212222002} is an apocalyptic number.

213132212222002 is a deficient number, since it is larger than the sum of its proper divisors (106566106111004).

213132212222002 is a wasteful number, since it uses less digits than its factorization.

213132212222002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106566106111003.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 213132212222002 its reverse (200222212231312), we get a palindrome (413354424453314).

The spelling of 213132212222002 in words is "two hundred thirteen trillion, one hundred thirty-two billion, two hundred twelve million, two hundred twenty-two thousand, two".