11112122210101 has 8 divisors (see below), whose sum is σ = 12835392499584. Its totient is φ = 9507698147520.

The previous prime is 11112122210051. The next prime is 11112122210129. The reversal of 11112122210101 is 10101222121111.

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 11112122210101 - 2¹¹ = 11112122208053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11112122210801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29711556525 + ... + 29711556898.

It is an arithmetic number, because the mean of its divisors is an integer number (1604424062448).

Almost surely, 2^{11112122210101} is an apocalyptic number.

11112122210101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11112122210101 is a deficient number, since it is larger than the sum of its proper divisors (1723270289483).

11112122210101 is a wasteful number, since it uses less digits than its factorization.

11112122210101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59423113451.

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 11112122210101 its reverse (10101222121111), we get a palindrome (21213344331212).

The spelling of 11112122210101 in words is "eleven trillion, one hundred twelve billion, one hundred twenty-two million, two hundred ten thousand, one hundred one".