1015121322313 has 8 divisors (see below), whose sum is σ = 1160148432128. Its totient is φ = 870096657024.

The previous prime is 1015121322277. The next prime is 1015121322331. The reversal of 1015121322313 is 3132231215101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1015121322313 - 2⁹ = 1015121321801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1015121322353) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 387520 + ... + 1476622.

It is an arithmetic number, because the mean of its divisors is an integer number (145018554016).

Almost surely, 2^{1015121322313} is an apocalyptic number.

It is an amenable number.

1015121322313 is a deficient number, since it is larger than the sum of its proper divisors (145027109815).

1015121322313 is a wasteful number, since it uses less digits than its factorization.

1015121322313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1222263.

The product of its (nonzero) digits is 1080, while the sum is 25.

Adding to 1015121322313 its reverse (3132231215101), we get a palindrome (4147352537414).

The spelling of 1015121322313 in words is "one trillion, fifteen billion, one hundred twenty-one million, three hundred twenty-two thousand, three hundred thirteen".