1202020202011 has 2 divisors, whose sum is σ = 1202020202012. Its totient is φ = 1202020202010.

The previous prime is 1202020202003. The next prime is 1202020202029. The reversal of 1202020202011 is 1102020202021.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1202020202011 - 2³ = 1202020202003 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1202020201982 and 1202020202000.

It is not a weakly prime, because it can be changed into another prime (1202020202311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601010101005 + 601010101006.

It is an arithmetic number, because the mean of its divisors is an integer number (601010101006).

Almost surely, 2^{1202020202011} is an apocalyptic number.

1202020202011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1202020202011 is an equidigital number, since it uses as much as digits as its factorization.

1202020202011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1202020202011 its reverse (1102020202021), we get a palindrome (2304040404032).

The spelling of 1202020202011 in words is "one trillion, two hundred two billion, twenty million, two hundred two thousand, eleven".