121003011002 has 4 divisors (see below), whose sum is σ = 181504516506. Its totient is φ = 60501505500.

The previous prime is 121003010993. The next prime is 121003011037. The reversal of 121003011002 is 200110300121.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 104168208001 + 16834803001 = 322751^2 + 129749^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30250752749 + ... + 30250752752.

Almost surely, 2^121003011002 is an apocalyptic number.

121003011002 is a deficient number, since it is larger than the sum of its proper divisors (60501505504).

121003011002 is an equidigital number, since it uses as much as digits as its factorization.

121003011002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60501505503.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 121003011002 its reverse (200110300121), we get a palindrome (321113311123).

The spelling of 121003011002 in words is "one hundred twenty-one billion, three million, eleven thousand, two".