10120200989 has 2 divisors, whose sum is σ = 10120200990. Its totient is φ = 10120200988.

The previous prime is 10120200967. The next prime is 10120201001. The reversal of 10120200989 is 98900202101.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10056680089 + 63520900 = 100283^2 + 7970^2 .

It is a cyclic number.

It is not a de Polignac number, because 10120200989 - 2²⁰ = 10119152413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10120200949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5060100494 + 5060100495.

It is an arithmetic number, because the mean of its divisors is an integer number (5060100495).

Almost surely, 2^10120200989 is an apocalyptic number.

It is an amenable number.

10120200989 is a deficient number, since it is larger than the sum of its proper divisors (1).

10120200989 is an equidigital number, since it uses as much as digits as its factorization.

10120200989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 32.

The spelling of 10120200989 in words is "ten billion, one hundred twenty million, two hundred thousand, nine hundred eighty-nine".