121100002229 has 2 divisors, whose sum is σ = 121100002230. Its totient is φ = 121100002228.

The previous prime is 121100002187. The next prime is 121100002301. The reversal of 121100002229 is 922200001121.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 84214879204 + 36885123025 = 290198^2 + 192055^2 .

It is a cyclic number.

It is not a de Polignac number, because 121100002229 - 2³² = 116805034933 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 121100002229.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121100062229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60550001114 + 60550001115.

It is an arithmetic number, because the mean of its divisors is an integer number (60550001115).

Almost surely, 2^121100002229 is an apocalyptic number.

It is an amenable number.

121100002229 is a deficient number, since it is larger than the sum of its proper divisors (1).

121100002229 is an equidigital number, since it uses as much as digits as its factorization.

121100002229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 20.

The spelling of 121100002229 in words is "one hundred twenty-one billion, one hundred million, two thousand, two hundred twenty-nine".