11021001201012 has 48 divisors (see below), whose sum is σ = 28062447263424. Its totient is φ = 3338627136000.

The previous prime is 11021001200983. The next prime is 11021001201019. The reversal of 11021001201012 is 21010210012011.

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 (11021001201019) by changing a digit.

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, 12963939 + ... + 13787882.

It is an arithmetic number, because the mean of its divisors is an integer number (584634317988).

Almost surely, 2^{11021001201012} is an apocalyptic number.

11021001201012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11021001201012 is an abundant number, since it is smaller than the sum of its proper divisors (17041446062412).

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

11021001201012 is a wasteful number, since it uses less digits than its factorization.

11021001201012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26754960 (or 26754958 counting only the distinct ones).

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

Adding to 11021001201012 its reverse (21010210012011), we get a palindrome (32031211213023).

The spelling of 11021001201012 in words is "eleven trillion, twenty-one billion, one million, two hundred one thousand, twelve".