120121021002 has 8 divisors (see below), whose sum is σ = 240242042016. Its totient is φ = 40040340332.

The previous prime is 120121020991. The next prime is 120121021037. The reversal of 120121021002 is 200120121021.

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

120121021002 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10010085078 + ... + 10010085089.

It is an arithmetic number, because the mean of its divisors is an integer number (30030255252).

Almost surely, 2^120121021002 is an apocalyptic number.

120121021002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120121021002 is a wasteful number, since it uses less digits than its factorization.

120121021002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20020170172.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 120121021002 its reverse (200120121021), we get a palindrome (320241142023).

The spelling of 120121021002 in words is "one hundred twenty billion, one hundred twenty-one million, twenty-one thousand, two".