11321020101 has 8 divisors (see below), whose sum is σ = 15160610080. Its totient is φ = 7514388432.

The previous prime is 11321020099. The next prime is 11321020111. The reversal of 11321020101 is 10102012311.

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

It is not a de Polignac number, because 11321020101 - 2¹ = 11321020099 is a prime.

It is a super-2 number, since 2×11321020101² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11321020111) 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, 8238775 + ... + 8240148.

It is an arithmetic number, because the mean of its divisors is an integer number (1895076260).

Almost surely, 2^11321020101 is an apocalyptic number.

It is an amenable number.

11321020101 is a deficient number, since it is larger than the sum of its proper divisors (3839589979).

11321020101 is a wasteful number, since it uses less digits than its factorization.

11321020101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16479155.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 11321020101 its reverse (10102012311), we get a palindrome (21423032412).

The spelling of 11321020101 in words is "eleven billion, three hundred twenty-one million, twenty thousand, one hundred one".