11230225129 has 2 divisors, whose sum is σ = 11230225130. Its totient is φ = 11230225128.

The previous prime is 11230225121. The next prime is 11230225151. The reversal of 11230225129 is 92152203211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10999185129 + 231040000 = 104877^2 + 15200^2 .

It is a cyclic number.

It is not a de Polignac number, because 11230225129 - 2³ = 11230225121 is a prime.

It is a super-2 number, since 2×11230225129² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11230225097 and 11230225106.

It is not a weakly prime, because it can be changed into another prime (11230225121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5615112564 + 5615112565.

It is an arithmetic number, because the mean of its divisors is an integer number (5615112565).

Almost surely, 2^11230225129 is an apocalyptic number.

It is an amenable number.

11230225129 is a deficient number, since it is larger than the sum of its proper divisors (1).

11230225129 is an equidigital number, since it uses as much as digits as its factorization.

11230225129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 28.

The spelling of 11230225129 in words is "eleven billion, two hundred thirty million, two hundred twenty-five thousand, one hundred twenty-nine".