121302200002 has 4 divisors (see below), whose sum is σ = 181953300006. Its totient is φ = 60651100000.

The previous prime is 121302199957. The next prime is 121302200051. The reversal of 121302200002 is 200002203121.

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., 100413568161 + 20888631841 = 316881^2 + 144529^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30325549999 + ... + 30325550002.

Almost surely, 2^121302200002 is an apocalyptic number.

121302200002 is a deficient number, since it is larger than the sum of its proper divisors (60651100004).

121302200002 is an equidigital number, since it uses as much as digits as its factorization.

121302200002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60651100003.

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 121302200002 its reverse (200002203121), we get a palindrome (321304403123).

The spelling of 121302200002 in words is "one hundred twenty-one billion, three hundred two million, two hundred thousand, two".