1110220004021 has 2 divisors, whose sum is σ = 1110220004022. Its totient is φ = 1110220004020.

The previous prime is 1110220003999. The next prime is 1110220004077. The reversal of 1110220004021 is 1204000220111.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1072438363396 + 37781640625 = 1035586^2 + 194375^2 .

It is a cyclic number.

It is not a de Polignac number, because 1110220004021 - 2¹⁴ = 1110219987637 is a prime.

It is a super-3 number, since 3×1110220004021³ (a number of 37 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1110220003987 and 1110220004005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1110220084021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555110002010 + 555110002011.

It is an arithmetic number, because the mean of its divisors is an integer number (555110002011).

Almost surely, 2^{1110220004021} is an apocalyptic number.

It is an amenable number.

1110220004021 is a deficient number, since it is larger than the sum of its proper divisors (1).

1110220004021 is an equidigital number, since it uses as much as digits as its factorization.

1110220004021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1110220004021 its reverse (1204000220111), we get a palindrome (2314220224132).

The spelling of 1110220004021 in words is "one trillion, one hundred ten billion, two hundred twenty million, four thousand, twenty-one".