220000211222212 has 24 divisors (see below), whose sum is σ = 385916700942080. Its totient is φ = 109738347756480.

The previous prime is 220000211222131. The next prime is 220000211222243. The reversal of 220000211222212 is 212222112000022.

It is a self number, because there is not a number n which added to its sum of digits gives 220000211222212.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10857637 + ... + 23619667.

Almost surely, 2^{220000211222212} is an apocalyptic number.

It is an amenable number.

220000211222212 is a deficient number, since it is larger than the sum of its proper divisors (165916489719868).

220000211222212 is a wasteful number, since it uses less digits than its factorization.

220000211222212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12772291 (or 12772289 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 220000211222212 its reverse (212222112000022), we get a palindrome (432222323222234).

The spelling of 220000211222212 in words is "two hundred twenty trillion, two hundred eleven million, two hundred twenty-two thousand, two hundred twelve".