1202021012011 has 2 divisors, whose sum is σ = 1202021012012. Its totient is φ = 1202021012010.

The previous prime is 1202021011987. The next prime is 1202021012021. The reversal of 1202021012011 is 1102101202021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1202021012011 - 2³¹ = 1199873528363 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1202021011982 and 1202021012000.

It is not a weakly prime, because it can be changed into another prime (1202021012021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601010506005 + 601010506006.

It is an arithmetic number, because the mean of its divisors is an integer number (601010506006).

Almost surely, 2^{1202021012011} is an apocalyptic number.

1202021012011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1202021012011 is an equidigital number, since it uses as much as digits as its factorization.

1202021012011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1202021012011 its reverse (1102101202021), we get a palindrome (2304122214032).

The spelling of 1202021012011 in words is "one trillion, two hundred two billion, twenty-one million, twelve thousand, eleven".