1202022011111 has 16 divisors (see below), whose sum is σ = 1229603856768. Its totient is φ = 1174625088000.

The previous prime is 1202022011081. The next prime is 1202022011117. The reversal of 1202022011111 is 1111102202021.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1202022011111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202022011117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41106866 + ... + 41136096.

It is an arithmetic number, because the mean of its divisors is an integer number (76850241048).

Almost surely, 2^{1202022011111} is an apocalyptic number.

1202022011111 is a deficient number, since it is larger than the sum of its proper divisors (27581845657).

1202022011111 is a wasteful number, since it uses less digits than its factorization.

1202022011111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32362.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1202022011111 its reverse (1111102202021), we get a palindrome (2313124213132).

The spelling of 1202022011111 in words is "one trillion, two hundred two billion, twenty-two million, eleven thousand, one hundred eleven".