211210000020112 has 80 divisors (see below), whose sum is σ = 419037811917120. Its totient is φ = 103074777501696.

The previous prime is 211210000020091. The next prime is 211210000020113. The reversal of 211210000020112 is 211020000012112.

It is a super-2 number, since 2×211210000020112² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 211210000020092 and 211210000020101.

It is not an unprimeable number, because it can be changed into a prime (211210000020113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5752984668 + ... + 5753021380.

It is an arithmetic number, because the mean of its divisors is an integer number (5237972648964).

Almost surely, 2^{211210000020112} is an apocalyptic number.

It is an amenable number.

211210000020112 is a deficient number, since it is larger than the sum of its proper divisors (207827811897008).

211210000020112 is a wasteful number, since it uses less digits than its factorization.

211210000020112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42560 (or 42554 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 211210000020112 its reverse (211020000012112), we get a palindrome (422230000032224).

The spelling of 211210000020112 in words is "two hundred eleven trillion, two hundred ten billion, twenty thousand, one hundred twelve".