24227021129 has 2 divisors, whose sum is σ = 24227021130. Its totient is φ = 24227021128.

The previous prime is 24227021107. The next prime is 24227021131. The reversal of 24227021129 is 92112072242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24072143104 + 154878025 = 155152^2 + 12445^2 .

It is a cyclic number.

It is not a de Polignac number, because 24227021129 - 2³² = 19932053833 is a prime.

Together with 24227021131, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 24227021095 and 24227021104.

It is not a weakly prime, because it can be changed into another prime (24227021179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12113510564 + 12113510565.

It is an arithmetic number, because the mean of its divisors is an integer number (12113510565).

Almost surely, 2^24227021129 is an apocalyptic number.

It is an amenable number.

24227021129 is a deficient number, since it is larger than the sum of its proper divisors (1).

24227021129 is an equidigital number, since it uses as much as digits as its factorization.

24227021129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 32.

The spelling of 24227021129 in words is "twenty-four billion, two hundred twenty-seven million, twenty-one thousand, one hundred twenty-nine".