211130133320012 has 12 divisors (see below), whose sum is σ = 382218344803680. Its totient is φ = 101924891947536.

The previous prime is 211130133320011. The next prime is 211130133320027. The reversal of 211130133320012 is 210023331031112.

It is a self number, because there is not a number n which added to its sum of digits gives 211130133320012.

It is not an unprimeable number, because it can be changed into a prime (211130133320011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 910043677988 + ... + 910043678219.

It is an arithmetic number, because the mean of its divisors is an integer number (31851528733640).

Almost surely, 2^{211130133320012} is an apocalyptic number.

It is an amenable number.

211130133320012 is a deficient number, since it is larger than the sum of its proper divisors (171088211483668).

211130133320012 is a wasteful number, since it uses less digits than its factorization.

211130133320012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1820087356240 (or 1820087356238 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 211130133320012 its reverse (210023331031112), we get a palindrome (421153464351124).

The spelling of 211130133320012 in words is "two hundred eleven trillion, one hundred thirty billion, one hundred thirty-three million, three hundred twenty thousand, twelve".