11020132100021 has 24 divisors (see below), whose sum is σ = 12317572411200. Its totient is φ = 9850395684800.

The previous prime is 11020132100011. The next prime is 11020132100057. The reversal of 11020132100021 is 12000123102011.

11020132100021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-11020132100021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11020132099969 and 11020132100005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11020132100011) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 930785 + ... + 4786086.

It is an arithmetic number, because the mean of its divisors is an integer number (513232183800).

Almost surely, 2^{11020132100021} is an apocalyptic number.

11020132100021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11020132100021 is a deficient number, since it is larger than the sum of its proper divisors (1297440311179).

11020132100021 is a wasteful number, since it uses less digits than its factorization.

11020132100021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5717161 (or 5717150 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 11020132100021 its reverse (12000123102011), we get a palindrome (23020255202032).

The spelling of 11020132100021 in words is "eleven trillion, twenty billion, one hundred thirty-two million, one hundred thousand, twenty-one".