2210123239 has 2 divisors, whose sum is σ = 2210123240. Its totient is φ = 2210123238.

The previous prime is 2210123231. The next prime is 2210123249. The reversal of 2210123239 is 9323210122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2210123239 - 2³ = 2210123231 is a prime.

It is a super-2 number, since 2×2210123239² = 9769289463135702242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2210123231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105061619 + 1105061620.

It is an arithmetic number, because the mean of its divisors is an integer number (1105061620).

Almost surely, 2^2210123239 is an apocalyptic number.

2210123239 is a deficient number, since it is larger than the sum of its proper divisors (1).

2210123239 is an equidigital number, since it uses as much as digits as its factorization.

2210123239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 2210123239 is about 47011.9478324394. The cubic root of 2210123239 is about 1302.5832733504.

The spelling of 2210123239 in words is "two billion, two hundred ten million, one hundred twenty-three thousand, two hundred thirty-nine".