211102000001012 has 6 divisors (see below), whose sum is σ = 369428500001778. Its totient is φ = 105551000000504.

The previous prime is 211102000000993. The next prime is 211102000001069. The reversal of 211102000001012 is 210100000201112.

It can be written as a sum of positive squares in only one way, i.e., 139233722470756 + 71868277530256 = 11799734^2 + 8477516^2 .

It is a junction number, because it is equal to n+sod(n) for n = 211102000000984 and 211102000001002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26387750000123 + ... + 26387750000130.

It is an arithmetic number, because the mean of its divisors is an integer number (61571416666963).

Almost surely, 2^{211102000001012} is an apocalyptic number.

It is an amenable number.

211102000001012 is a deficient number, since it is larger than the sum of its proper divisors (158326500000766).

211102000001012 is a wasteful number, since it uses less digits than its factorization.

211102000001012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52775500000257 (or 52775500000255 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 211102000001012 its reverse (210100000201112), we get a palindrome (421202000202124).

The spelling of 211102000001012 in words is "two hundred eleven trillion, one hundred two billion, one thousand, twelve".