11000021020001 has 8 divisors (see below), whose sum is σ = 11848272859584. Its totient is φ = 10152068662800.

The previous prime is 11000021019989. The next prime is 11000021020007. The reversal of 11000021020001 is 10002012000011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11000021020001 - 2²⁶ = 10999953911137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11000021020007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74794301 + ... + 74941226.

It is an arithmetic number, because the mean of its divisors is an integer number (1481034107448).

Almost surely, 2^{11000021020001} is an apocalyptic number.

It is an amenable number.

11000021020001 is a deficient number, since it is larger than the sum of its proper divisors (848251839583).

11000021020001 is a wasteful number, since it uses less digits than its factorization.

11000021020001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149741191.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 11000021020001 its reverse (10002012000011), we get a palindrome (21002033020012).

The spelling of 11000021020001 in words is "eleven trillion, twenty-one million, twenty thousand, one".