211130013012 has 24 divisors (see below), whose sum is σ = 518564944800. Its totient is φ = 66672635616.

The previous prime is 211130012987. The next prime is 211130013041. The reversal of 211130013012 is 210310031112.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 211130012982 and 211130013000.

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, 463004187 + ... + 463004642.

It is an arithmetic number, because the mean of its divisors is an integer number (21606872700).

Almost surely, 2^211130013012 is an apocalyptic number.

It is an amenable number.

211130013012 is an abundant number, since it is smaller than the sum of its proper divisors (307434931788).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211130013012 is a wasteful number, since it uses less digits than its factorization.

211130013012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 926008855 (or 926008853 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 211130013012 its reverse (210310031112), we get a palindrome (421440044124).

The spelling of 211130013012 in words is "two hundred eleven billion, one hundred thirty million, thirteen thousand, twelve".