11211101210012 has 48 divisors (see below), whose sum is σ = 22334551932672. Its totient is φ = 4874179073280.

The previous prime is 11211101210003. The next prime is 11211101210027. The reversal of 11211101210012 is 21001210111211.

It is a super-2 number, since 2×11211101210012² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24172643 + ... + 24632069.

It is an arithmetic number, because the mean of its divisors is an integer number (465303165264).

Almost surely, 2^{11211101210012} is an apocalyptic number.

It is an amenable number.

11211101210012 is a deficient number, since it is larger than the sum of its proper divisors (11123450722660).

11211101210012 is a wasteful number, since it uses less digits than its factorization.

11211101210012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483578 (or 483576 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 11211101210012 its reverse (21001210111211), we get a palindrome (32212311321223).

The spelling of 11211101210012 in words is "eleven trillion, two hundred eleven billion, one hundred one million, two hundred ten thousand, twelve".