11333121213012 has 24 divisors (see below), whose sum is σ = 26446375185216. Its totient is φ = 3777360544128.

The previous prime is 11333121212993. The next prime is 11333121213019. The reversal of 11333121213012 is 21031212133311.

It is a super-2 number, since 2×11333121213012² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11333121213019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43179573 + ... + 43441244.

It is an arithmetic number, because the mean of its divisors is an integer number (1101932299384).

Almost surely, 2^{11333121213012} is an apocalyptic number.

11333121213012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11333121213012 is an abundant number, since it is smaller than the sum of its proper divisors (15113253972204).

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

11333121213012 is a wasteful number, since it uses less digits than its factorization.

11333121213012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86631727 (or 86631725 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 11333121213012 its reverse (21031212133311), we get a palindrome (32364333346323).

The spelling of 11333121213012 in words is "eleven trillion, three hundred thirty-three billion, one hundred twenty-one million, two hundred thirteen thousand, twelve".