1110220012221 has 8 divisors (see below), whose sum is σ = 1480567550400. Its totient is φ = 740009574432.

The previous prime is 1110220012219. The next prime is 1110220012243. The reversal of 1110220012221 is 1222100220111.

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

It is not a de Polignac number, because 1110220012221 - 2¹ = 1110220012219 is a prime.

It is a super-3 number, since 3×1110220012221³ (a number of 37 digits) contains 333 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1110220012221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110220012721) 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, 34256200 + ... + 34288593.

It is an arithmetic number, because the mean of its divisors is an integer number (185070943800).

Almost surely, 2^{1110220012221} is an apocalyptic number.

It is an amenable number.

1110220012221 is a deficient number, since it is larger than the sum of its proper divisors (370347538179).

1110220012221 is an equidigital number, since it uses as much as digits as its factorization.

1110220012221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68550195.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1110220012221 its reverse (1222100220111), we get a palindrome (2332320232332).

The spelling of 1110220012221 in words is "one trillion, one hundred ten billion, two hundred twenty million, twelve thousand, two hundred twenty-one".