11012011122001 has 8 divisors (see below), whose sum is σ = 11277054502560. Its totient is φ = 10747374564192.

The previous prime is 11012011121971. The next prime is 11012011122017. The reversal of 11012011122001 is 10022111021011.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11012011122001 - 2⁷ = 11012011121873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11012011162001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101650900 + ... + 101759173.

It is an arithmetic number, because the mean of its divisors is an integer number (1409631812820).

Almost surely, 2^{11012011122001} is an apocalyptic number.

It is an amenable number.

11012011122001 is a deficient number, since it is larger than the sum of its proper divisors (265043380559).

11012011122001 is a wasteful number, since it uses less digits than its factorization.

11012011122001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203411375.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11012011122001 its reverse (10022111021011), we get a palindrome (21034122143012).

The spelling of 11012011122001 in words is "eleven trillion, twelve billion, eleven million, one hundred twenty-two thousand, one".