11021010020120 has 64 divisors (see below), whose sum is σ = 25653270931200. Its totient is φ = 4256237422080.

The previous prime is 11021010020117. The next prime is 11021010020143. The reversal of 11021010020120 is 2102001012011.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 35383865 + ... + 35693975.

It is an arithmetic number, because the mean of its divisors is an integer number (400832358300).

Almost surely, 2^{11021010020120} is an apocalyptic number.

11021010020120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11021010020120 is an abundant number, since it is smaller than the sum of its proper divisors (14632260911080).

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

11021010020120 is a wasteful number, since it uses less digits than its factorization.

11021010020120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340788 (or 340784 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 11021010020120 its reverse (2102001012011), we get a palindrome (13123011032131).

The spelling of 11021010020120 in words is "eleven trillion, twenty-one billion, ten million, twenty thousand, one hundred twenty".