1210222101229 has 2 divisors, whose sum is σ = 1210222101230. Its totient is φ = 1210222101228.

The previous prime is 1210222101173. The next prime is 1210222101241. The reversal of 1210222101229 is 9221012220121.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 984060032004 + 226162069225 = 991998^2 + 475565^2 .

It is a cyclic number.

It is not a de Polignac number, because 1210222101229 - 2¹⁷ = 1210221970157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1210222101269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 605111050614 + 605111050615.

It is an arithmetic number, because the mean of its divisors is an integer number (605111050615).

Almost surely, 2^{1210222101229} is an apocalyptic number.

It is an amenable number.

1210222101229 is a deficient number, since it is larger than the sum of its proper divisors (1).

1210222101229 is an equidigital number, since it uses as much as digits as its factorization.

1210222101229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 25.

The spelling of 1210222101229 in words is "one trillion, two hundred ten billion, two hundred twenty-two million, one hundred one thousand, two hundred twenty-nine".