121344030203043 has 32 divisors (see below), whose sum is σ = 167212875709440. Its totient is φ = 78232845749760.

The previous prime is 121344030203009. The next prime is 121344030203063. The reversal of 121344030203043 is 340302030443121.

It is a happy number.

It is not a de Polignac number, because 121344030203043 - 2¹⁰ = 121344030202019 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 121344030203043.

It is not an unprimeable number, because it can be changed into a prime (121344030203063) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 696673 + ... + 15594018.

It is an arithmetic number, because the mean of its divisors is an integer number (5225402365920).

Almost surely, 2^{121344030203043} is an apocalyptic number.

121344030203043 is a deficient number, since it is larger than the sum of its proper divisors (45868845506397).

121344030203043 is a wasteful number, since it uses less digits than its factorization.

121344030203043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16291419.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 121344030203043 its reverse (340302030443121), we get a palindrome (461646060646164).

The spelling of 121344030203043 in words is "one hundred twenty-one trillion, three hundred forty-four billion, thirty million, two hundred three thousand, forty-three".