1011020093 has 2 divisors, whose sum is σ = 1011020094. Its totient is φ = 1011020092.

The previous prime is 1011020089. The next prime is 1011020099. The reversal of 1011020093 is 3900201101.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 917665849 + 93354244 = 30293^2 + 9662^2 .

It is a cyclic number.

It is not a de Polignac number, because 1011020093 - 2² = 1011020089 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1011020099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505510046 + 505510047.

It is an arithmetic number, because the mean of its divisors is an integer number (505510047).

Almost surely, 2^1011020093 is an apocalyptic number.

It is an amenable number.

1011020093 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011020093 is an equidigital number, since it uses as much as digits as its factorization.

1011020093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54, while the sum is 17.

The square root of 1011020093 is about 31796.5421547690. The cubic root of 1011020093 is about 1003.6599527373.

Adding to 1011020093 its reverse (3900201101), we get a palindrome (4911221194).

It can be divided in two parts, 10110 and 20093, that added together give a palindrome (30203).

The spelling of 1011020093 in words is "one billion, eleven million, twenty thousand, ninety-three".