1202002211129 has 2 divisors, whose sum is σ = 1202002211130. Its totient is φ = 1202002211128.

The previous prime is 1202002211093. The next prime is 1202002211233. The reversal of 1202002211129 is 9211122002021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 733331897104 + 468670314025 = 856348^2 + 684595^2 .

It is an emirp because it is prime and its reverse (9211122002021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1202002211129 - 2⁸ = 1202002210873 is a prime.

It is not a weakly prime, because it can be changed into another prime (1202002291129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601001105564 + 601001105565.

It is an arithmetic number, because the mean of its divisors is an integer number (601001105565).

Almost surely, 2^{1202002211129} is an apocalyptic number.

It is an amenable number.

1202002211129 is a deficient number, since it is larger than the sum of its proper divisors (1).

1202002211129 is an equidigital number, since it uses as much as digits as its factorization.

1202002211129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 23.

The spelling of 1202002211129 in words is "one trillion, two hundred two billion, two million, two hundred eleven thousand, one hundred twenty-nine".