121347531115 has 8 divisors (see below), whose sum is σ = 145648700208. Its totient is φ = 97056916320.

The previous prime is 121347531091. The next prime is 121347531133. The reversal of 121347531115 is 511135743121.

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

It is not a de Polignac number, because 121347531115 - 2⁵ = 121347531083 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2613256 + ... + 2659285.

It is an arithmetic number, because the mean of its divisors is an integer number (18206087526).

Almost surely, 2^121347531115 is an apocalyptic number.

121347531115 is a deficient number, since it is larger than the sum of its proper divisors (24301169093).

121347531115 is an equidigital number, since it uses as much as digits as its factorization.

121347531115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5277149.

The product of its digits is 12600, while the sum is 34.

The spelling of 121347531115 in words is "one hundred twenty-one billion, three hundred forty-seven million, five hundred thirty-one thousand, one hundred fifteen".