11321211102012 has 144 divisors (see below), whose sum is σ = 34711847980992. Its totient is φ = 3037127546880.

The previous prime is 11321211102001. The next prime is 11321211102037. The reversal of 11321211102012 is 21020111212311.

It is a happy number.

11321211102012 is a `hidden beast` number, since 11 + 321 + 21 + 110 + 201 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1335003 + ... + 4942130.

It is an arithmetic number, because the mean of its divisors is an integer number (241054499868).

Almost surely, 2^{11321211102012} is an apocalyptic number.

11321211102012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11321211102012 is an abundant number, since it is smaller than the sum of its proper divisors (23390636878980).

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

11321211102012 is a wasteful number, since it uses less digits than its factorization.

11321211102012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6277588 (or 6277583 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 11321211102012 its reverse (21020111212311), we get a palindrome (32341322314323).

The spelling of 11321211102012 in words is "eleven trillion, three hundred twenty-one billion, two hundred eleven million, one hundred two thousand, twelve".