2221100030023 has 16 divisors (see below), whose sum is σ = 2552415798016. Its totient is φ = 1893294881280.

The previous prime is 2221100030021. The next prime is 2221100030027. The reversal of 2221100030023 is 3200300011222.

It is a cyclic number.

It is not a de Polignac number, because 2221100030023 - 2¹ = 2221100030021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2221100029979 and 2221100030006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2221100030021) 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 15 ways as a sum of consecutive naturals, for example, 3737140 + ... + 4290502.

It is an arithmetic number, because the mean of its divisors is an integer number (159525987376).

Almost surely, 2^{2221100030023} is an apocalyptic number.

2221100030023 is a deficient number, since it is larger than the sum of its proper divisors (331315767993).

2221100030023 is a wasteful number, since it uses less digits than its factorization.

2221100030023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556534.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 2221100030023 its reverse (3200300011222), we get a palindrome (5421400041245).

The spelling of 2221100030023 in words is "two trillion, two hundred twenty-one billion, one hundred million, thirty thousand, twenty-three".