10211233011989 has 2 divisors, whose sum is σ = 10211233011990. Its totient is φ = 10211233011988.

The previous prime is 10211233011971. The next prime is 10211233012087. The reversal of 10211233011989 is 98911033211201.

10211233011989 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7925745172900 + 2285487839089 = 2815270^2 + 1511783^2 .

It is a cyclic number.

It is not a de Polignac number, because 10211233011989 - 2¹² = 10211233007893 is a prime.

It is a super-2 number, since 2×10211233011989² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10211233011589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5105616505994 + 5105616505995.

It is an arithmetic number, because the mean of its divisors is an integer number (5105616505995).

Almost surely, 2^{10211233011989} is an apocalyptic number.

It is an amenable number.

10211233011989 is a deficient number, since it is larger than the sum of its proper divisors (1).

10211233011989 is an equidigital number, since it uses as much as digits as its factorization.

10211233011989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 41.

The spelling of 10211233011989 in words is "ten trillion, two hundred eleven billion, two hundred thirty-three million, eleven thousand, nine hundred eighty-nine".