121330121098 has 16 divisors (see below), whose sum is σ = 182555669736. Its totient is φ = 60478361280.

The previous prime is 121330121053. The next prime is 121330121153. The reversal of 121330121098 is 890121033121.

It can be written as a sum of positive squares in 4 ways, for example, as 112517980969 + 8812140129 = 335437^2 + 93873^2 .

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, 1924240 + ... + 1986292.

Almost surely, 2^121330121098 is an apocalyptic number.

121330121098 is a deficient number, since it is larger than the sum of its proper divisors (61225548638).

121330121098 is a wasteful number, since it uses less digits than its factorization.

121330121098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65049.

The product of its (nonzero) digits is 2592, while the sum is 31.

The spelling of 121330121098 in words is "one hundred twenty-one billion, three hundred thirty million, one hundred twenty-one thousand, ninety-eight".