11012101002001 has 16 divisors (see below), whose sum is σ = 12538286991360. Its totient is φ = 9573621885520.

The previous prime is 11012101001999. The next prime is 11012101002143. The reversal of 11012101002001 is 10020010121011.

It is not a de Polignac number, because 11012101002001 - 2¹ = 11012101001999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11012101009001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3667321 + ... + 5955958.

It is an arithmetic number, because the mean of its divisors is an integer number (783642936960).

Almost surely, 2^{11012101002001} is an apocalyptic number.

11012101002001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11012101002001 is a deficient number, since it is larger than the sum of its proper divisors (1526185989359).

11012101002001 is a wasteful number, since it uses less digits than its factorization.

11012101002001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9627836.

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

Adding to 11012101002001 its reverse (10020010121011), we get a palindrome (21032111123012).

The spelling of 11012101002001 in words is "eleven trillion, twelve billion, one hundred one million, two thousand, one".