11331123212101 has 12 divisors (see below), whose sum is σ = 14234138250976. Its totient is φ = 8829446658120.

The previous prime is 11331123212089. The next prime is 11331123212107. The reversal of 11331123212101 is 10121232113311.

It is not a de Polignac number, because 11331123212101 - 2¹¹ = 11331123210053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11331123212107) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6688973895 + ... + 6688975588.

Almost surely, 2^{11331123212101} is an apocalyptic number.

11331123212101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11331123212101 is a deficient number, since it is larger than the sum of its proper divisors (2903015038875).

11331123212101 is a wasteful number, since it uses less digits than its factorization.

11331123212101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13377949512 (or 13377949501 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 11331123212101 its reverse (10121232113311), we get a palindrome (21452355325412).

The spelling of 11331123212101 in words is "eleven trillion, three hundred thirty-one billion, one hundred twenty-three million, two hundred twelve thousand, one hundred one".