121021303130102 has 8 divisors (see below), whose sum is σ = 181535380050000. Its totient is φ = 60509509780104.

The previous prime is 121021303130087. The next prime is 121021303130131. The reversal of 121021303130102 is 201031303120121.

It is a happy number.

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

It is a super-2 number, since 2×121021303130102² (a number of 29 digits) contains 22 as substring.

It is a congruent 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, 570759977 + ... + 570971972.

It is an arithmetic number, because the mean of its divisors is an integer number (22691922506250).

Almost surely, 2^{121021303130102} is an apocalyptic number.

121021303130102 is a deficient number, since it is larger than the sum of its proper divisors (60514076919898).

121021303130102 is a wasteful number, since it uses less digits than its factorization.

121021303130102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1141784950.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 121021303130102 its reverse (201031303120121), we get a palindrome (322052606250223).

The spelling of 121021303130102 in words is "one hundred twenty-one trillion, twenty-one billion, three hundred three million, one hundred thirty thousand, one hundred two".