2001022102229 has 2 divisors, whose sum is σ = 2001022102230. Its totient is φ = 2001022102228.

The previous prime is 2001022102171. The next prime is 2001022102267. The reversal of 2001022102229 is 9222012201002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1846875564004 + 154146538225 = 1358998^2 + 392615^2 .

It is a cyclic number.

It is not a de Polignac number, because 2001022102229 - 2²⁰ = 2001021053653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2001022102529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000511051114 + 1000511051115.

It is an arithmetic number, because the mean of its divisors is an integer number (1000511051115).

Almost surely, 2^{2001022102229} is an apocalyptic number.

It is an amenable number.

2001022102229 is a deficient number, since it is larger than the sum of its proper divisors (1).

2001022102229 is an equidigital number, since it uses as much as digits as its factorization.

2001022102229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 23.

The spelling of 2001022102229 in words is "two trillion, one billion, twenty-two million, one hundred two thousand, two hundred twenty-nine".