1102002220973 has 2 divisors, whose sum is σ = 1102002220974. Its totient is φ = 1102002220972.

The previous prime is 1102002220883. The next prime is 1102002221077. The reversal of 1102002220973 is 3790222002011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 816805635529 + 285196585444 = 903773^2 + 534038^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1102002220973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1102004220973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551001110486 + 551001110487.

It is an arithmetic number, because the mean of its divisors is an integer number (551001110487).

Almost surely, 2^{1102002220973} is an apocalyptic number.

It is an amenable number.

1102002220973 is a deficient number, since it is larger than the sum of its proper divisors (1).

1102002220973 is an equidigital number, since it uses as much as digits as its factorization.

1102002220973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 29.

Adding to 1102002220973 its reverse (3790222002011), we get a palindrome (4892224222984).

The spelling of 1102002220973 in words is "one trillion, one hundred two billion, two million, two hundred twenty thousand, nine hundred seventy-three".