211222212102112 has 48 divisors (see below), whose sum is σ = 418261047369984. Its totient is φ = 104997819456000.

The previous prime is 211222212102101. The next prime is 211222212102131. The reversal of 211222212102112 is 211201212222112.

It is a super-2 number, since 2×211222212102112² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

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, 716062 + ... + 20565922.

It is an arithmetic number, because the mean of its divisors is an integer number (8713771820208).

Almost surely, 2^{211222212102112} is an apocalyptic number.

It is an amenable number.

211222212102112 is a deficient number, since it is larger than the sum of its proper divisors (207038835267872).

211222212102112 is a wasteful number, since it uses less digits than its factorization.

211222212102112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19851803 (or 19851795 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 22.

Adding to 211222212102112 its reverse (211201212222112), we get a palindrome (422423424324224).

The spelling of 211222212102112 in words is "two hundred eleven trillion, two hundred twenty-two billion, two hundred twelve million, one hundred two thousand, one hundred twelve".