1125304310212 has 6 divisors (see below), whose sum is σ = 1969282542878. Its totient is φ = 562652155104.

The previous prime is 1125304310191. The next prime is 1125304310237. The reversal of 1125304310212 is 2120134035211.

It can be written as a sum of positive squares in only one way, i.e., 1047314811456 + 77989498756 = 1023384^2 + 279266^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140663038773 + ... + 140663038780.

Almost surely, 2^{1125304310212} is an apocalyptic number.

It is an amenable number.

1125304310212 is a deficient number, since it is larger than the sum of its proper divisors (843978232666).

1125304310212 is a wasteful number, since it uses less digits than its factorization.

1125304310212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281326077557 (or 281326077555 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 1125304310212 its reverse (2120134035211), we get a palindrome (3245438345423).

The spelling of 1125304310212 in words is "one trillion, one hundred twenty-five billion, three hundred four million, three hundred ten thousand, two hundred twelve".