101002012289 has 2 divisors, whose sum is σ = 101002012290. Its totient is φ = 101002012288.

The previous prime is 101002012271. The next prime is 101002012369. The reversal of 101002012289 is 982210200101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99540250000 + 1461762289 = 315500^2 + 38233^2 .

It is a cyclic number.

It is not a de Polignac number, because 101002012289 - 2¹⁶ = 101001946753 is a prime.

It is not a weakly prime, because it can be changed into another prime (101002072289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50501006144 + 50501006145.

It is an arithmetic number, because the mean of its divisors is an integer number (50501006145).

Almost surely, 2^101002012289 is an apocalyptic number.

It is an amenable number.

101002012289 is a deficient number, since it is larger than the sum of its proper divisors (1).

101002012289 is an equidigital number, since it uses as much as digits as its factorization.

101002012289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 26.

The spelling of 101002012289 in words is "one hundred one billion, two million, twelve thousand, two hundred eighty-nine".