120212121004 has 12 divisors (see below), whose sum is σ = 211171104144. Its totient is φ = 59877519824.

The previous prime is 120212120999. The next prime is 120212121019. The reversal of 120212121004 is 400121212021.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57133987 + ... + 57136090.

It is an arithmetic number, because the mean of its divisors is an integer number (17597592012).

Almost surely, 2^120212121004 is an apocalyptic number.

It is an amenable number.

120212121004 is a deficient number, since it is larger than the sum of its proper divisors (90958983140).

120212121004 is a wasteful number, since it uses less digits than its factorization.

120212121004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114270344 (or 114270342 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 120212121004 its reverse (400121212021), we get a palindrome (520333333025).

The spelling of 120212121004 in words is "one hundred twenty billion, two hundred twelve million, one hundred twenty-one thousand, four".