11021002001200 has 30 divisors (see below), whose sum is σ = 26477957308844. Its totient is φ = 4408400800320.

The previous prime is 11021002001183. The next prime is 11021002001201. The reversal of 11021002001200 is 210020012011.

It is a super-2 number, since 2×11021002001200² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (11021002001201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13776252102 + ... + 13776252901.

Almost surely, 2^{11021002001200} is an apocalyptic number.

11021002001200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11021002001200 is an abundant number, since it is smaller than the sum of its proper divisors (15456955307644).

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

11021002001200 is a wasteful number, since it uses less digits than its factorization.

11021002001200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27552505021 (or 27552505010 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 11021002001200 its reverse (210020012011), we get a palindrome (11231022013211).

It can be divided in two parts, 1 and 1021002001200, that added together give a palindrome (1021002001201).

The spelling of 11021002001200 in words is "eleven trillion, twenty-one billion, two million, one thousand, two hundred".