11001210001 has 16 divisors (see below), whose sum is σ = 11435385600. Its totient is φ = 10570829248.

The previous prime is 11001209981. The next prime is 11001210019. The reversal of 11001210001 is 10001210011.

It is a cyclic number.

It is not a de Polignac number, because 11001210001 - 2⁷ = 11001209873 is a prime.

It is a super-2 number, since 2×11001210001² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11001210071) 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, 8047020 + ... + 8048386.

It is an arithmetic number, because the mean of its divisors is an integer number (714711600).

Almost surely, 2^11001210001 is an apocalyptic number.

It is an amenable number.

11001210001 is a deficient number, since it is larger than the sum of its proper divisors (434175599).

11001210001 is a wasteful number, since it uses less digits than its factorization.

11001210001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2528.

The product of its (nonzero) digits is 2, while the sum is 7.

Adding to 11001210001 its reverse (10001210011), we get a palindrome (21002420012).

The spelling of 11001210001 in words is "eleven billion, one million, two hundred ten thousand, one".