11210121110 has 32 divisors (see below), whose sum is σ = 21734756352. Its totient is φ = 4150729440.

The previous prime is 11210121103. The next prime is 11210121121. The reversal of 11210121110 is 1112101211.

It is a junction number, because it is equal to n+sod(n) for n = 11210121091 and 11210121100.

It is a congruent number.

It is an unprimeable number.

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, 778994 + ... + 793253.

It is an arithmetic number, because the mean of its divisors is an integer number (679211136).

Almost surely, 2^11210121110 is an apocalyptic number.

11210121110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11210121110 is a deficient number, since it is larger than the sum of its proper divisors (10524635242).

11210121110 is a wasteful number, since it uses less digits than its factorization.

11210121110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1572308.

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

Adding to 11210121110 its reverse (1112101211), we get a palindrome (12322222321).

The spelling of 11210121110 in words is "eleven billion, two hundred ten million, one hundred twenty-one thousand, one hundred ten".