1315221200332 has 24 divisors (see below), whose sum is σ = 2493013790736. Its totient is φ = 603516349248.

The previous prime is 1315221200291. The next prime is 1315221200347. The reversal of 1315221200332 is 2330021225131.

It is a junction number, because it is equal to n+sod(n) for n = 1315221200297 and 1315221200306.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73091338 + ... + 73109329.

It is an arithmetic number, because the mean of its divisors is an integer number (103875574614).

Almost surely, 2^{1315221200332} is an apocalyptic number.

It is an amenable number.

1315221200332 is a deficient number, since it is larger than the sum of its proper divisors (1177792590404).

1315221200332 is a wasteful number, since it uses less digits than its factorization.

1315221200332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146200857 (or 146200855 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 1315221200332 its reverse (2330021225131), we get a palindrome (3645242425463).

The spelling of 1315221200332 in words is "one trillion, three hundred fifteen billion, two hundred twenty-one million, two hundred thousand, three hundred thirty-two".