121002111002 has 8 divisors (see below), whose sum is σ = 191055964800. Its totient is φ = 57316789404.

The previous prime is 121002110939. The next prime is 121002111007. The reversal of 121002111002 is 200111200121.

121002111002 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not an unprimeable number, because it can be changed into a prime (121002111007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1592133002 + ... + 1592133077.

It is an arithmetic number, because the mean of its divisors is an integer number (23881995600).

Almost surely, 2^121002111002 is an apocalyptic number.

121002111002 is a deficient number, since it is larger than the sum of its proper divisors (70053853798).

121002111002 is a wasteful number, since it uses less digits than its factorization.

121002111002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3184266100.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 121002111002 its reverse (200111200121), we get a palindrome (321113311123).

The spelling of 121002111002 in words is "one hundred twenty-one billion, two million, one hundred eleven thousand, two".