2106232069 has 2 divisors, whose sum is σ = 2106232070. Its totient is φ = 2106232068.

The previous prime is 2106232057. The next prime is 2106232123. The reversal of 2106232069 is 9602326012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1179029569 + 927202500 = 34337^2 + 30450^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2106232069 is a prime.

It is a super-2 number, since 2×2106232069² = 8872427056968041522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2106232069.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2106232169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1053116034 + 1053116035.

It is an arithmetic number, because the mean of its divisors is an integer number (1053116035).

Almost surely, 2^2106232069 is an apocalyptic number.

It is an amenable number.

2106232069 is a deficient number, since it is larger than the sum of its proper divisors (1).

2106232069 is an equidigital number, since it uses as much as digits as its factorization.

2106232069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 2106232069 is about 45893.7040235368. The cubic root of 2106232069 is about 1281.8446850036.

The spelling of 2106232069 in words is "two billion, one hundred six million, two hundred thirty-two thousand, sixty-nine".