1100021332243 has 2 divisors, whose sum is σ = 1100021332244. Its totient is φ = 1100021332242.

The previous prime is 1100021332199. The next prime is 1100021332253. The reversal of 1100021332243 is 3422331200011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1100021332243 - 2²⁹ = 1099484461331 is a prime.

It is a super-2 number, since 2×1100021332243² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1100021332253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550010666121 + 550010666122.

It is an arithmetic number, because the mean of its divisors is an integer number (550010666122).

Almost surely, 2^{1100021332243} is an apocalyptic number.

1100021332243 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100021332243 is an equidigital number, since it uses as much as digits as its factorization.

1100021332243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 1100021332243 its reverse (3422331200011), we get a palindrome (4522352532254).

The spelling of 1100021332243 in words is "one trillion, one hundred billion, twenty-one million, three hundred thirty-two thousand, two hundred forty-three".