122312224525 has 12 divisors (see below), whose sum is σ = 153744793012. Its totient is φ = 96509370240.

The previous prime is 122312224501. The next prime is 122312224583. The reversal of 122312224525 is 525422213221.

It can be written as a sum of positive squares in 6 ways, for example, as 8868553929 + 113443670596 = 94173^2 + 336814^2 .

It is not a de Polignac number, because 122312224525 - 2¹³ = 122312216333 is a prime.

It is a super-2 number, since 2×122312224525² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33508374 + ... + 33512023.

Almost surely, 2^122312224525 is an apocalyptic number.

It is an amenable number.

122312224525 is a deficient number, since it is larger than the sum of its proper divisors (31432568487).

122312224525 is an equidigital number, since it uses as much as digits as its factorization.

122312224525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67020480 (or 67020475 counting only the distinct ones).

The product of its digits is 19200, while the sum is 31.

Adding to 122312224525 its reverse (525422213221), we get a palindrome (647734437746).

The spelling of 122312224525 in words is "one hundred twenty-two billion, three hundred twelve million, two hundred twenty-four thousand, five hundred twenty-five".