1100283604421 has 2 divisors, whose sum is σ = 1100283604422. Its totient is φ = 1100283604420.

The previous prime is 1100283604403. The next prime is 1100283604451. The reversal of 1100283604421 is 1244063820011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 935889847396 + 164393757025 = 967414^2 + 405455^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1100283604421 is a prime.

It is a super-2 number, since 2×1100283604421² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1100283604451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550141802210 + 550141802211.

It is an arithmetic number, because the mean of its divisors is an integer number (550141802211).

Almost surely, 2^{1100283604421} is an apocalyptic number.

It is an amenable number.

1100283604421 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100283604421 is an equidigital number, since it uses as much as digits as its factorization.

1100283604421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9216, while the sum is 32.

The spelling of 1100283604421 in words is "one trillion, one hundred billion, two hundred eighty-three million, six hundred four thousand, four hundred twenty-one".