11100012001212 has 48 divisors (see below), whose sum is σ = 27368218967040. Its totient is φ = 3494335086528.

The previous prime is 11100012001207. The next prime is 11100012001219. The reversal of 11100012001212 is 21210021000111.

11100012001212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11100012001219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 254518923 + ... + 254562530.

It is an arithmetic number, because the mean of its divisors is an integer number (570171228480).

Almost surely, 2^{11100012001212} is an apocalyptic number.

11100012001212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11100012001212 is an abundant number, since it is smaller than the sum of its proper divisors (16268206965828).

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

11100012001212 is a wasteful number, since it uses less digits than its factorization.

11100012001212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 509081562 (or 509081560 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11100012001212 its reverse (21210021000111), we get a palindrome (32310033001323).

The spelling of 11100012001212 in words is "eleven trillion, one hundred billion, twelve million, one thousand, two hundred twelve".