11251020229 has 2 divisors, whose sum is σ = 11251020230. Its totient is φ = 11251020228.

The previous prime is 11251020211. The next prime is 11251020233. The reversal of 11251020229 is 92202015211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6315957729 + 4935062500 = 79473^2 + 70250^2 .

It is a cyclic number.

It is not a de Polignac number, because 11251020229 - 2¹³ = 11251012037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11251020269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5625510114 + 5625510115.

It is an arithmetic number, because the mean of its divisors is an integer number (5625510115).

Almost surely, 2^11251020229 is an apocalyptic number.

It is an amenable number.

11251020229 is a deficient number, since it is larger than the sum of its proper divisors (1).

11251020229 is an equidigital number, since it uses as much as digits as its factorization.

11251020229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 25.

The spelling of 11251020229 in words is "eleven billion, two hundred fifty-one million, twenty thousand, two hundred twenty-nine".