220002211022212 has 24 divisors (see below), whose sum is σ = 387132405634520. Its totient is φ = 109392956801280.

The previous prime is 220002211022129. The next prime is 220002211022267. The reversal of 220002211022212 is 212220112200022.

It can be written as a sum of positive squares in 4 ways, for example, as 14142157487236 + 205860053534976 = 3760606^2 + 14347824^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 220002211022212.

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, 315539488 + ... + 316235944.

Almost surely, 2^{220002211022212} is an apocalyptic number.

It is an amenable number.

220002211022212 is a deficient number, since it is larger than the sum of its proper divisors (167130194612308).

220002211022212 is a wasteful number, since it uses less digits than its factorization.

220002211022212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1132951 (or 1132949 counting only the distinct ones).

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

Adding to 220002211022212 its reverse (212220112200022), we get a palindrome (432222323222234).

The spelling of 220002211022212 in words is "two hundred twenty trillion, two billion, two hundred eleven million, twenty-two thousand, two hundred twelve".