1012353250515 has 16 divisors (see below), whose sum is σ = 1619906436096. Its totient is φ = 539874655200.

The previous prime is 1012353250511. The next prime is 1012353250523. The reversal of 1012353250515 is 5150523532101.

It is a happy number.

It is not a de Polignac number, because 1012353250515 - 2² = 1012353250511 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1012353250511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2764291 + ... + 3109020.

It is an arithmetic number, because the mean of its divisors is an integer number (101244152256).

Almost surely, 2^{1012353250515} is an apocalyptic number.

1012353250515 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1012353250515 is a deficient number, since it is larger than the sum of its proper divisors (607553185581).

1012353250515 is a wasteful number, since it uses less digits than its factorization.

1012353250515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5884810.

The product of its (nonzero) digits is 22500, while the sum is 33.

Adding to 1012353250515 its reverse (5150523532101), we get a palindrome (6162876782616).

The spelling of 1012353250515 in words is "one trillion, twelve billion, three hundred fifty-three million, two hundred fifty thousand, five hundred fifteen".