211210201012 has 6 divisors (see below), whose sum is σ = 369617851778. Its totient is φ = 105605100504.

The previous prime is 211210200983. The next prime is 211210201043. The reversal of 211210201012 is 210102012112.

It can be written as a sum of positive squares in only one way, i.e., 108396343696 + 102813857316 = 329236^2 + 320646^2 .

It is a junction number, because it is equal to n+sod(n) for n = 211210200983 and 211210201001.

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, 26401275123 + ... + 26401275130.

Almost surely, 2^211210201012 is an apocalyptic number.

It is an amenable number.

211210201012 is a deficient number, since it is larger than the sum of its proper divisors (158407650766).

211210201012 is a wasteful number, since it uses less digits than its factorization.

211210201012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52802550257 (or 52802550255 counting only the distinct ones).

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

Adding to 211210201012 its reverse (210102012112), we get a palindrome (421312213124).

The spelling of 211210201012 in words is "two hundred eleven billion, two hundred ten million, two hundred one thousand, twelve".