10012002111893 has 2 divisors, whose sum is σ = 10012002111894. Its totient is φ = 10012002111892.

The previous prime is 10012002111889. The next prime is 10012002111959. The reversal of 10012002111893 is 39811120021001.

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., 9257061821764 + 754940290129 = 3042542^2 + 868873^2 .

It is a cyclic number.

It is not a de Polignac number, because 10012002111893 - 2² = 10012002111889 is a prime.

It is a super-3 number, since 3×10012002111893³ (a number of 40 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10012002110893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5006001055946 + 5006001055947.

It is an arithmetic number, because the mean of its divisors is an integer number (5006001055947).

Almost surely, 2^{10012002111893} is an apocalyptic number.

It is an amenable number.

10012002111893 is a deficient number, since it is larger than the sum of its proper divisors (1).

10012002111893 is an equidigital number, since it uses as much as digits as its factorization.

10012002111893 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 29.

Adding to 10012002111893 its reverse (39811120021001), we get a palindrome (49823122132894).

The spelling of 10012002111893 in words is "ten trillion, twelve billion, two million, one hundred eleven thousand, eight hundred ninety-three".