2001102201229 has 2 divisors, whose sum is σ = 2001102201230. Its totient is φ = 2001102201228.

The previous prime is 2001102201221. The next prime is 2001102201239. The reversal of 2001102201229 is 9221022011002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1646717730025 + 354384471204 = 1283245^2 + 595302^2 .

It is a cyclic number.

It is not a de Polignac number, because 2001102201229 - 2³ = 2001102201221 is a prime.

It is a super-2 number, since 2×2001102201229² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2001102201221) 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, 1000551100614 + 1000551100615.

It is an arithmetic number, because the mean of its divisors is an integer number (1000551100615).

Almost surely, 2^{2001102201229} is an apocalyptic number.

It is an amenable number.

2001102201229 is a deficient number, since it is larger than the sum of its proper divisors (1).

2001102201229 is an equidigital number, since it uses as much as digits as its factorization.

2001102201229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 2001102201229 in words is "two trillion, one billion, one hundred two million, two hundred one thousand, two hundred twenty-nine".