10033311989 has 2 divisors, whose sum is σ = 10033311990. Its totient is φ = 10033311988.

The previous prime is 10033311983. The next prime is 10033312021. The reversal of 10033311989 is 98911333001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9888711364 + 144600625 = 99442^2 + 12025^2 .

It is a cyclic number.

It is not a de Polignac number, because 10033311989 - 2⁴ = 10033311973 is a prime.

It is a super-2 number, since 2×10033311989² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10033311983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5016655994 + 5016655995.

It is an arithmetic number, because the mean of its divisors is an integer number (5016655995).

Almost surely, 2^10033311989 is an apocalyptic number.

It is an amenable number.

10033311989 is a deficient number, since it is larger than the sum of its proper divisors (1).

10033311989 is an equidigital number, since it uses as much as digits as its factorization.

10033311989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17496, while the sum is 38.

The spelling of 10033311989 in words is "ten billion, thirty-three million, three hundred eleven thousand, nine hundred eighty-nine".