1001020093 has 2 divisors, whose sum is σ = 1001020094. Its totient is φ = 1001020092.

The previous prime is 1001020087. The next prime is 1001020109. The reversal of 1001020093 is 3900201001.

It is an a-pointer prime, because the next prime (1001020109) can be obtained adding 1001020093 to its sum of digits (16).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 669670884 + 331349209 = 25878^2 + 18203^2 .

It is a cyclic number.

It is not a de Polignac number, because 1001020093 - 2²⁵ = 967465661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1001020003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500510046 + 500510047.

It is an arithmetic number, because the mean of its divisors is an integer number (500510047).

Almost surely, 2^1001020093 is an apocalyptic number.

It is an amenable number.

1001020093 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001020093 is an equidigital number, since it uses as much as digits as its factorization.

1001020093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 16.

The square root of 1001020093 is about 31638.9015770143. The cubic root of 1001020093 is about 1000.3399154444.

Adding to 1001020093 its reverse (3900201001), we get a palindrome (4901221094).

It can be divided in two parts, 10010 and 20093, that added together give a palindrome (30103).

The spelling of 1001020093 in words is "one billion, one million, twenty thousand, ninety-three".