121321012034 has 16 divisors (see below), whose sum is σ = 186430325760. Its totient is φ = 59177732640.

The previous prime is 121321011997. The next prime is 121321012067. The reversal of 121321012034 is 430210123121.

121321012034 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 121321011997 and 121321012015.

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, 2234987 + ... + 2288625.

It is an arithmetic number, because the mean of its divisors is an integer number (11651895360).

Almost surely, 2^121321012034 is an apocalyptic number.

121321012034 is a deficient number, since it is larger than the sum of its proper divisors (65109313726).

121321012034 is a wasteful number, since it uses less digits than its factorization.

121321012034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81265.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 121321012034 its reverse (430210123121), we get a palindrome (551531135155).

The spelling of 121321012034 in words is "one hundred twenty-one billion, three hundred twenty-one million, twelve thousand, thirty-four".