11021001002011 has 64 divisors (see below), whose sum is σ = 14872387977216. Its totient is φ = 7887077827200.

The previous prime is 11021001002009. The next prime is 11021001002021. The reversal of 11021001002011 is 11020010012011.

It is not a de Polignac number, because 11021001002011 - 2¹ = 11021001002009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11021001002021) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 412279516 + ... + 412306246.

It is an arithmetic number, because the mean of its divisors is an integer number (232381062144).

Almost surely, 2^{11021001002011} is an apocalyptic number.

11021001002011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11021001002011 is a deficient number, since it is larger than the sum of its proper divisors (3851386975205).

11021001002011 is a wasteful number, since it uses less digits than its factorization.

11021001002011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28832.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 11021001002011 its reverse (11020010012011), we get a palindrome (22041011014022).

The spelling of 11021001002011 in words is "eleven trillion, twenty-one billion, one million, two thousand, eleven".