1121312302 has 32 divisors (see below), whose sum is σ = 1864391904. Its totient is φ = 501552000.

The previous prime is 1121312279. The next prime is 1121312317. The reversal of 1121312302 is 2032131211.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 382948 + ... + 385864.

It is an arithmetic number, because the mean of its divisors is an integer number (58262247).

Almost surely, 2^1121312302 is an apocalyptic number.

1121312302 is a deficient number, since it is larger than the sum of its proper divisors (743079602).

1121312302 is a wasteful number, since it uses less digits than its factorization.

1121312302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3204.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1121312302 is about 33486.0015827510. The cubic root of 1121312302 is about 1038.9042644632.

Adding to 1121312302 its reverse (2032131211), we get a palindrome (3153443513).

The spelling of 1121312302 in words is "one billion, one hundred twenty-one million, three hundred twelve thousand, three hundred two".