121304140010 has 16 divisors (see below), whose sum is σ = 218422874376. Its totient is φ = 48504895488.

The previous prime is 121304139977. The next prime is 121304140021. The reversal of 121304140010 is 10041403121.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 53629759561 + 67674380449 = 231581^2 + 260143^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2064647 + ... + 2122586.

Almost surely, 2^121304140010 is an apocalyptic number.

121304140010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121304140010 is a deficient number, since it is larger than the sum of its proper divisors (97118734366).

121304140010 is a wasteful number, since it uses less digits than its factorization.

121304140010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4190137.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 121304140010 its reverse (10041403121), we get a palindrome (131345543131).

The spelling of 121304140010 in words is "one hundred twenty-one billion, three hundred four million, one hundred forty thousand, ten".