11021000220999 has 48 divisors (see below), whose sum is σ = 17314861112640. Its totient is φ = 6727681720320.

The previous prime is 11021000220983. The next prime is 11021000221057. The reversal of 11021000220999 is 99902200012011.

It is not a de Polignac number, because 11021000220999 - 2⁴ = 11021000220983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11021000228999) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 194922 + ... + 4698935.

It is an arithmetic number, because the mean of its divisors is an integer number (360726273180).

Almost surely, 2^{11021000220999} is an apocalyptic number.

11021000220999 is a deficient number, since it is larger than the sum of its proper divisors (6293860891641).

11021000220999 is a wasteful number, since it uses less digits than its factorization.

11021000220999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4894280 (or 4894277 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 36.

The spelling of 11021000220999 in words is "eleven trillion, twenty-one billion, two hundred twenty thousand, nine hundred ninety-nine".