11220002222129 has 2 divisors, whose sum is σ = 11220002222130. Its totient is φ = 11220002222128.

The previous prime is 11220002222089. The next prime is 11220002222131. The reversal of 11220002222129 is 92122220002211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6090900600625 + 5129101621504 = 2467975^2 + 2264752^2 .

It is a cyclic number.

It is not a de Polignac number, because 11220002222129 - 2¹⁶ = 11220002156593 is a prime.

Together with 11220002222131, 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 = 11220002222098 and 11220002222107.

It is not a weakly prime, because it can be changed into another prime (11220002222929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610001111064 + 5610001111065.

It is an arithmetic number, because the mean of its divisors is an integer number (5610001111065).

Almost surely, 2^{11220002222129} is an apocalyptic number.

It is an amenable number.

11220002222129 is a deficient number, since it is larger than the sum of its proper divisors (1).

11220002222129 is an equidigital number, since it uses as much as digits as its factorization.

11220002222129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 26.

The spelling of 11220002222129 in words is "eleven trillion, two hundred twenty billion, two million, two hundred twenty-two thousand, one hundred twenty-nine".