22002202002212 has 6 divisors (see below), whose sum is σ = 38503853503878. Its totient is φ = 11001101001104.

The previous prime is 22002202002197. The next prime is 22002202002223. The reversal of 22002202002212 is 21220020220022.

It can be written as a sum of positive squares in only one way, i.e., 12697420462336 + 9304781539876 = 3563344^2 + 3050374^2 .

It is a super-2 number, since 2×22002202002212² (a number of 27 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, 2750275250273 + ... + 2750275250280.

It is an arithmetic number, because the mean of its divisors is an integer number (6417308917313).

Almost surely, 2^{22002202002212} is an apocalyptic number.

It is an amenable number.

22002202002212 is a deficient number, since it is larger than the sum of its proper divisors (16501651501666).

22002202002212 is a wasteful number, since it uses less digits than its factorization.

22002202002212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5500550500557 (or 5500550500555 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 22002202002212 its reverse (21220020220022), we get a palindrome (43222222222234).

The spelling of 22002202002212 in words is "twenty-two trillion, two billion, two hundred two million, two thousand, two hundred twelve".