75403201122 has 54 divisors (see below), whose sum is σ = 166341212193. Its totient is φ = 24685869984.

The previous prime is 75403201121. The next prime is 75403201129. The reversal of 75403201122 is 22110230457.

75403201122 is a `hidden beast` number, since 7 + 540 + 3 + 2 + 0 + 112 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 71717375601 + 3685825521 = 267801^2 + 60711^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=194169.

It is not an unprimeable number, because it can be changed into a prime (75403201121) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 68735278 + ... + 68736374.

Almost surely, 2^75403201122 is an apocalyptic number.

75403201122 is an abundant number, since it is smaller than the sum of its proper divisors (90938011071).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

75403201122 is an equidigital number, since it uses as much as digits as its factorization.

75403201122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2320 (or 1161 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

Adding to 75403201122 its reverse (22110230457), we get a palindrome (97513431579).

The spelling of 75403201122 in words is "seventy-five billion, four hundred three million, two hundred one thousand, one hundred twenty-two".