11121102201001 has 16 divisors (see below), whose sum is σ = 11989478179840. Its totient is φ = 10254571462080.

The previous prime is 11121102200993. The next prime is 11121102201007. The reversal of 11121102201001 is 10010220112111.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11121102201001 - 2³ = 11121102200993 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11121102201007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 338329795 + ... + 338362663.

It is an arithmetic number, because the mean of its divisors is an integer number (749342386240).

Almost surely, 2^{11121102201001} is an apocalyptic number.

It is an amenable number.

11121102201001 is a deficient number, since it is larger than the sum of its proper divisors (868375978839).

11121102201001 is a wasteful number, since it uses less digits than its factorization.

11121102201001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60136.

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

Adding to 11121102201001 its reverse (10010220112111), we get a palindrome (21131322313112).

The spelling of 11121102201001 in words is "eleven trillion, one hundred twenty-one billion, one hundred two million, two hundred one thousand, one".