11000101220001 has 12 divisors (see below), whose sum is σ = 16318468477012. Its totient is φ = 7135200791136.

The previous prime is 11000101219957. The next prime is 11000101220039. The reversal of 11000101220001 is 10002210100011.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 5904025232400 + 5096075987601 = 2429820^2 + 2257449^2 .

It is not a de Polignac number, because 11000101220001 - 2⁶ = 11000101219937 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11000101220501) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16516668166 + ... + 16516668831.

Almost surely, 2^{11000101220001} is an apocalyptic number.

It is an amenable number.

11000101220001 is a deficient number, since it is larger than the sum of its proper divisors (5318367257011).

11000101220001 is a wasteful number, since it uses less digits than its factorization.

11000101220001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33033337040 (or 33033337037 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 11000101220001 its reverse (10002210100011), we get a palindrome (21002311320012).

The spelling of 11000101220001 in words is "eleven trillion, one hundred one million, two hundred twenty thousand, one".