1110002222021 has 32 divisors (see below), whose sum is σ = 1430198747136. Its totient is φ = 836064144000.

The previous prime is 1110002221949. The next prime is 1110002222033. The reversal of 1110002222021 is 1202222000111.

It is a cyclic number.

It is not a de Polignac number, because 1110002222021 - 2²² = 1109998027717 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1110002221987 and 1110002222005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110002222221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1790561 + ... + 2329401.

It is an arithmetic number, because the mean of its divisors is an integer number (44693710848).

Almost surely, 2^{1110002222021} is an apocalyptic number.

1110002222021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1110002222021 is a deficient number, since it is larger than the sum of its proper divisors (320196525115).

1110002222021 is a wasteful number, since it uses less digits than its factorization.

1110002222021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539753.

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

Adding to 1110002222021 its reverse (1202222000111), we get a palindrome (2312224222132).

The spelling of 1110002222021 in words is "one trillion, one hundred ten billion, two million, two hundred twenty-two thousand, twenty-one".