211222011220202 has 16 divisors (see below), whose sum is σ = 339161124175200. Its totient is φ = 98356726008720.

The previous prime is 211222011220147. The next prime is 211222011220211. The reversal of 211222011220202 is 202022110222112.

It is a super-2 number, since 2×211222011220202² (a number of 29 digits) contains 22 as substring.

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, 47105709449 + ... + 47105713932.

It is an arithmetic number, because the mean of its divisors is an integer number (21197570260950).

Almost surely, 2^{211222011220202} is an apocalyptic number.

211222011220202 is a deficient number, since it is larger than the sum of its proper divisors (127939112954998).

211222011220202 is a wasteful number, since it uses less digits than its factorization.

211222011220202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94211423461.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 211222011220202 its reverse (202022110222112), we get a palindrome (413244121442314).

The spelling of 211222011220202 in words is "two hundred eleven trillion, two hundred twenty-two billion, eleven million, two hundred twenty thousand, two hundred two".