121403303141 has 16 divisors (see below), whose sum is σ = 131390740224. Its totient is φ = 111736210944.

The previous prime is 121403303137. The next prime is 121403303143. The reversal of 121403303141 is 141303304121.

It is a cyclic number.

It is not a de Polignac number, because 121403303141 - 2² = 121403303137 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121403303143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 889526 + ... + 1016888.

It is an arithmetic number, because the mean of its divisors is an integer number (8211921264).

Almost surely, 2^121403303141 is an apocalyptic number.

It is an amenable number.

121403303141 is a deficient number, since it is larger than the sum of its proper divisors (9987437083).

121403303141 is a wasteful number, since it uses less digits than its factorization.

121403303141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128620.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 121403303141 its reverse (141303304121), we get a palindrome (262706607262).

The spelling of 121403303141 in words is "one hundred twenty-one billion, four hundred three million, three hundred three thousand, one hundred forty-one".