72022051611511 has 2 divisors, whose sum is σ = 72022051611512. Its totient is φ = 72022051611510.

The previous prime is 72022051611439. The next prime is 72022051611563. The reversal of 72022051611511 is 11511615022027.

It is a strong prime.

It is an emirp because it is prime and its reverse (11511615022027) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 72022051611511 - 2³⁵ = 71987691873143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72022051611571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36011025805755 + 36011025805756.

It is an arithmetic number, because the mean of its divisors is an integer number (36011025805756).

Almost surely, 2^{72022051611511} is an apocalyptic number.

72022051611511 is a deficient number, since it is larger than the sum of its proper divisors (1).

72022051611511 is an equidigital number, since it uses as much as digits as its factorization.

72022051611511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8400, while the sum is 34.

Adding to 72022051611511 its reverse (11511615022027), we get a palindrome (83533666633538).

It can be divided in two parts, 720220516 and 11511, that added together give a palindrome (720232027).

The spelling of 72022051611511 in words is "seventy-two trillion, twenty-two billion, fifty-one million, six hundred eleven thousand, five hundred eleven".