72102210110011 has 2 divisors, whose sum is σ = 72102210110012. Its totient is φ = 72102210110010.

The previous prime is 72102210109949. The next prime is 72102210110027. The reversal of 72102210110011 is 11001101220127.

It is a strong prime.

It is an emirp because it is prime and its reverse (11001101220127) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 72102210110011 - 2²¹ = 72102208012859 is a prime.

It is not a weakly prime, because it can be changed into another prime (72102210110111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36051105055005 + 36051105055006.

It is an arithmetic number, because the mean of its divisors is an integer number (36051105055006).

Almost surely, 2^{72102210110011} is an apocalyptic number.

72102210110011 is a deficient number, since it is larger than the sum of its proper divisors (1).

72102210110011 is an equidigital number, since it uses as much as digits as its factorization.

72102210110011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56, while the sum is 19.

Adding to 72102210110011 its reverse (11001101220127), we get a palindrome (83103311330138).

The spelling of 72102210110011 in words is "seventy-two trillion, one hundred two billion, two hundred ten million, one hundred ten thousand, eleven".