121002101002 has 8 divisors (see below), whose sum is σ = 181702389312. Its totient is φ = 60434637900.

The previous prime is 121002100997. The next prime is 121002101039. The reversal of 121002101002 is 200101200121.

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

It is a self number, because there is not a number n which added to its sum of digits gives 121002101002.

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, 33204024 + ... + 33207667.

It is an arithmetic number, because the mean of its divisors is an integer number (22712798664).

Almost surely, 2^121002101002 is an apocalyptic number.

121002101002 is a deficient number, since it is larger than the sum of its proper divisors (60700288310).

121002101002 is an equidigital number, since it uses as much as digits as its factorization.

121002101002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66412604.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 121002101002 its reverse (200101200121), we get a palindrome (321103301123).

The spelling of 121002101002 in words is "one hundred twenty-one billion, two million, one hundred one thousand, two".