1002121221083 has 2 divisors, whose sum is σ = 1002121221084. Its totient is φ = 1002121221082.

The previous prime is 1002121221047. The next prime is 1002121221103. The reversal of 1002121221083 is 3801221212001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1002121221083 - 2⁸ = 1002121220827 is a prime.

It is not a weakly prime, because it can be changed into another prime (1002121221043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501060610541 + 501060610542.

It is an arithmetic number, because the mean of its divisors is an integer number (501060610542).

Almost surely, 2^{1002121221083} is an apocalyptic number.

1002121221083 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002121221083 is an equidigital number, since it uses as much as digits as its factorization.

1002121221083 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 23.

Adding to 1002121221083 its reverse (3801221212001), we get a palindrome (4803342433084).

The spelling of 1002121221083 in words is "one trillion, two billion, one hundred twenty-one million, two hundred twenty-one thousand, eighty-three".