22002120200212 has 6 divisors (see below), whose sum is σ = 38503710350378. Its totient is φ = 11001060100104.

The previous prime is 22002120200171. The next prime is 22002120200287. The reversal of 22002120200212 is 21200202120022.

It can be written as a sum of positive squares in only one way, i.e., 21987227414916 + 14892785296 = 4689054^2 + 122036^2 .

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, 2750265025023 + ... + 2750265025030.

Almost surely, 2^{22002120200212} is an apocalyptic number.

It is an amenable number.

22002120200212 is a deficient number, since it is larger than the sum of its proper divisors (16501590150166).

22002120200212 is a wasteful number, since it uses less digits than its factorization.

22002120200212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5500530050057 (or 5500530050055 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 22002120200212 its reverse (21200202120022), we get a palindrome (43202322320234).

The spelling of 22002120200212 in words is "twenty-two trillion, two billion, one hundred twenty million, two hundred thousand, two hundred twelve".