11021000001002 has 8 divisors (see below), whose sum is σ = 17503941178116. Its totient is φ = 5186352941632.

The previous prime is 11021000000987. The next prime is 11021000001031. The reversal of 11021000001002 is 20010000012011.

It can be written as a sum of positive squares in 2 ways, for example, as 10704943529281 + 316056471721 = 3271841^2 + 562189^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162073529393 + ... + 162073529460.

Almost surely, 2^{11021000001002} is an apocalyptic number.

11021000001002 is a deficient number, since it is larger than the sum of its proper divisors (6482941177114).

11021000001002 is a wasteful number, since it uses less digits than its factorization.

11021000001002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324147058872.

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

Adding to 11021000001002 its reverse (20010000012011), we get a palindrome (31031000013013).

The spelling of 11021000001002 in words is "eleven trillion, twenty-one billion, one thousand, two".