11012012110001 has 4 divisors (see below), whose sum is σ = 12585156697152. Its totient is φ = 9438867522852.

The previous prime is 11012012109997. The next prime is 11012012110019. The reversal of 11012012110001 is 10001121021011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11012012110001 - 2² = 11012012109997 is a prime.

It is a super-2 number, since 2×11012012110001² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11012012110031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 786572293565 + ... + 786572293578.

It is an arithmetic number, because the mean of its divisors is an integer number (3146289174288).

Almost surely, 2^{11012012110001} is an apocalyptic number.

It is an amenable number.

11012012110001 is a deficient number, since it is larger than the sum of its proper divisors (1573144587151).

11012012110001 is an equidigital number, since it uses as much as digits as its factorization.

11012012110001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1573144587150.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 11012012110001 its reverse (10001121021011), we get a palindrome (21013133131012).

The spelling of 11012012110001 in words is "eleven trillion, twelve billion, twelve million, one hundred ten thousand, one".