1225531336252 has 6 divisors (see below), whose sum is σ = 2144679838448. Its totient is φ = 612765668124.

The previous prime is 1225531336247. The next prime is 1225531336259. The reversal of 1225531336252 is 2526331355221.

It is a super-2 number, since 2×1225531336252² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1225531336259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 153191417028 + ... + 153191417035.

Almost surely, 2^{1225531336252} is an apocalyptic number.

It is an amenable number.

1225531336252 is a deficient number, since it is larger than the sum of its proper divisors (919148502196).

1225531336252 is a wasteful number, since it uses less digits than its factorization.

1225531336252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306382834067 (or 306382834065 counting only the distinct ones).

The product of its digits is 324000, while the sum is 40.

The spelling of 1225531336252 in words is "one trillion, two hundred twenty-five billion, five hundred thirty-one million, three hundred thirty-six thousand, two hundred fifty-two".