1110221210243 has 2 divisors, whose sum is σ = 1110221210244. Its totient is φ = 1110221210242.

The previous prime is 1110221210107. The next prime is 1110221210251. The reversal of 1110221210243 is 3420121220111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1110221210243 - 2¹⁴ = 1110221193859 is a prime.

It is a super-2 number, since 2×1110221210243² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1110221210443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555110605121 + 555110605122.

It is an arithmetic number, because the mean of its divisors is an integer number (555110605122).

Almost surely, 2^{1110221210243} is an apocalyptic number.

1110221210243 is a deficient number, since it is larger than the sum of its proper divisors (1).

1110221210243 is an equidigital number, since it uses as much as digits as its factorization.

1110221210243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 1110221210243 its reverse (3420121220111), we get a palindrome (4530342430354).

The spelling of 1110221210243 in words is "one trillion, one hundred ten billion, two hundred twenty-one million, two hundred ten thousand, two hundred forty-three".