11202111021061 has 2 divisors, whose sum is σ = 11202111021062. Its totient is φ = 11202111021060.

The previous prime is 11202111021011. The next prime is 11202111021131. The reversal of 11202111021061 is 16012011120211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5988738896100 + 5213372124961 = 2447190^2 + 2283281^2 .

It is a cyclic number.

It is not a de Polignac number, because 11202111021061 - 2¹⁵ = 11202110988293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11202111021011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5601055510530 + 5601055510531.

It is an arithmetic number, because the mean of its divisors is an integer number (5601055510531).

Almost surely, 2^{11202111021061} is an apocalyptic number.

It is an amenable number.

11202111021061 is a deficient number, since it is larger than the sum of its proper divisors (1).

11202111021061 is an equidigital number, since it uses as much as digits as its factorization.

11202111021061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 19.

Adding to 11202111021061 its reverse (16012011120211), we get a palindrome (27214122141272).

The spelling of 11202111021061 in words is "eleven trillion, two hundred two billion, one hundred eleven million, twenty-one thousand, sixty-one".