7122133361 has 16 divisors (see below), whose sum is σ = 8175072000. Its totient is φ = 6078129408.

The previous prime is 7122133339. The next prime is 7122133363. The reversal of 7122133361 is 1633312217.

It is a cyclic number.

It is not a de Polignac number, because 7122133361 - 2²² = 7117939057 is a prime.

It is a super-2 number, since 2×7122133361² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (7122133363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1712861 + ... + 1717013.

It is an arithmetic number, because the mean of its divisors is an integer number (510942000).

Almost surely, 2^7122133361 is an apocalyptic number.

It is an amenable number.

7122133361 is a deficient number, since it is larger than the sum of its proper divisors (1052938639).

7122133361 is a wasteful number, since it uses less digits than its factorization.

7122133361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5168.

The product of its digits is 4536, while the sum is 29.

The square root of 7122133361 is about 84392.7328684171. The cubic root of 7122133361 is about 1923.9924663794.

Adding to 7122133361 its reverse (1633312217), we get a palindrome (8755445578).

The spelling of 7122133361 in words is "seven billion, one hundred twenty-two million, one hundred thirty-three thousand, three hundred sixty-one".