11002353029981 has 2 divisors, whose sum is σ = 11002353029982. Its totient is φ = 11002353029980.

The previous prime is 11002353029971. The next prime is 11002353030013. The reversal of 11002353029981 is 18992035320011.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9793826581081 + 1208526448900 = 3129509^2 + 1099330^2 .

It is a cyclic number.

It is not a de Polignac number, because 11002353029981 - 2⁶ = 11002353029917 is a prime.

It is a super-2 number, since 2×11002353029981² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11002353029971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5501176514990 + 5501176514991.

It is an arithmetic number, because the mean of its divisors is an integer number (5501176514991).

Almost surely, 2^{11002353029981} is an apocalyptic number.

It is an amenable number.

11002353029981 is a deficient number, since it is larger than the sum of its proper divisors (1).

11002353029981 is an equidigital number, since it uses as much as digits as its factorization.

11002353029981 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 116640, while the sum is 44.

Adding to 11002353029981 its reverse (18992035320011), we get a palindrome (29994388349992).

The spelling of 11002353029981 in words is "eleven trillion, two billion, three hundred fifty-three million, twenty-nine thousand, nine hundred eighty-one".