121303352143115 has 16 divisors (see below), whose sum is σ = 145737852841152. Its totient is φ = 96926801055744.

The previous prime is 121303352143093. The next prime is 121303352143133. The reversal of 121303352143115 is 511341253303121.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121303352143115 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 164892587 + ... + 165626603.

It is an arithmetic number, because the mean of its divisors is an integer number (9108615802572).

Almost surely, 2^{121303352143115} is an apocalyptic number.

121303352143115 is a deficient number, since it is larger than the sum of its proper divisors (24434500698037).

121303352143115 is an equidigital number, since it uses as much as digits as its factorization.

121303352143115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 773446.

The product of its (nonzero) digits is 32400, while the sum is 35.

The spelling of 121303352143115 in words is "one hundred twenty-one trillion, three hundred three billion, three hundred fifty-two million, one hundred forty-three thousand, one hundred fifteen".