121104130231424 has 64 divisors (see below), whose sum is σ = 241420524733080. Its totient is φ = 60512324812800.

The previous prime is 121104130231393. The next prime is 121104130231429. The reversal of 121104130231424 is 424132031401121.

It can be written as a sum of positive squares in 4 ways, for example, as 94419467113024 + 26684663118400 = 9716968^2 + 5165720^2 .

It is a tau number, because it is divible by the number of its divisors (64).

It is not an unprimeable number, because it can be changed into a prime (121104130231429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1325046272 + ... + 1325137664.

Almost surely, 2^{121104130231424} is an apocalyptic number.

It is an amenable number.

121104130231424 is a deficient number, since it is larger than the sum of its proper divisors (120316394501656).

121104130231424 is an equidigital number, since it uses as much as digits as its factorization.

121104130231424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98089 (or 98077 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

Adding to 121104130231424 its reverse (424132031401121), we get a palindrome (545236161632545).

The spelling of 121104130231424 in words is "one hundred twenty-one trillion, one hundred four billion, one hundred thirty million, two hundred thirty-one thousand, four hundred twenty-four".