121828308303513 has 32 divisors (see below), whose sum is σ = 192166249651200. Its totient is φ = 67173049371456.

The previous prime is 121828308303473. The next prime is 121828308303553. The reversal of 121828308303513 is 315303803828121.

It is an interprime number because it is at equal distance from previous prime (121828308303473) and next prime (121828308303553).

It is not a de Polignac number, because 121828308303513 - 2⁸ = 121828308303257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121828308303553) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62384331 + ... + 64307552.

It is an arithmetic number, because the mean of its divisors is an integer number (6005195301600).

Almost surely, 2^{121828308303513} is an apocalyptic number.

It is an amenable number.

121828308303513 is a deficient number, since it is larger than the sum of its proper divisors (70337941347687).

121828308303513 is a wasteful number, since it uses less digits than its factorization.

121828308303513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126693501.

The product of its (nonzero) digits is 829440, while the sum is 48.

The spelling of 121828308303513 in words is "one hundred twenty-one trillion, eight hundred twenty-eight billion, three hundred eight million, three hundred three thousand, five hundred thirteen".