1110012212221 has 8 divisors (see below), whose sum is σ = 1282153143744. Its totient is φ = 949743069120.

The previous prime is 1110012212209. The next prime is 1110012212227. The reversal of 1110012212221 is 1222122100111.

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

It is not a de Polignac number, because 1110012212221 - 2⁵ = 1110012212189 is a prime.

It is a super-2 number, since 2×1110012212221² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1110012212195 and 1110012212204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110012212227) 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, 2967946905 + ... + 2967947278.

It is an arithmetic number, because the mean of its divisors is an integer number (160269142968).

Almost surely, 2^{1110012212221} is an apocalyptic number.

1110012212221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1110012212221 is a deficient number, since it is larger than the sum of its proper divisors (172140931523).

1110012212221 is a wasteful number, since it uses less digits than its factorization.

1110012212221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5935894211.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1110012212221 its reverse (1222122100111), we get a palindrome (2332134312332).

The spelling of 1110012212221 in words is "one trillion, one hundred ten billion, twelve million, two hundred twelve thousand, two hundred twenty-one".