1012202401615 has 8 divisors (see below), whose sum is σ = 1214864443728. Its totient is φ = 809614213440.

The previous prime is 1012202401607. The next prime is 1012202401669. The reversal of 1012202401615 is 5161042022101.

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

It is not a de Polignac number, because 1012202401615 - 2³ = 1012202401607 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1012202401615.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18433326 + ... + 18488155.

It is an arithmetic number, because the mean of its divisors is an integer number (151858055466).

Almost surely, 2^{1012202401615} is an apocalyptic number.

1012202401615 is a deficient number, since it is larger than the sum of its proper divisors (202662042113).

1012202401615 is an equidigital number, since it uses as much as digits as its factorization.

1012202401615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36926969.

The product of its (nonzero) digits is 960, while the sum is 25.

Adding to 1012202401615 its reverse (5161042022101), we get a palindrome (6173244423716).

The spelling of 1012202401615 in words is "one trillion, twelve billion, two hundred two million, four hundred one thousand, six hundred fifteen".