212222002212002 has 4 divisors (see below), whose sum is σ = 318333003318006. Its totient is φ = 106111001106000.

The previous prime is 212222002211983. The next prime is 212222002212047. The reversal of 212222002212002 is 200212200222212.

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., 205048395279121 + 7173606932881 = 14319511^2 + 2678359^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53055500552999 + ... + 53055500553002.

Almost surely, 2^{212222002212002} is an apocalyptic number.

212222002212002 is a deficient number, since it is larger than the sum of its proper divisors (106111001106004).

212222002212002 is a wasteful number, since it uses less digits than its factorization.

212222002212002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106111001106003.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 212222002212002 its reverse (200212200222212), we get a palindrome (412434202434214).

The spelling of 212222002212002 in words is "two hundred twelve trillion, two hundred twenty-two billion, two million, two hundred twelve thousand, two".