121441000243411 has 2 divisors, whose sum is σ = 121441000243412. Its totient is φ = 121441000243410.

The previous prime is 121441000243393. The next prime is 121441000243417. The reversal of 121441000243411 is 114342000144121.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121441000243411 - 2²³ = 121440991854803 is a prime.

It is a super-2 number, since 2×121441000243411² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 121441000243411.

It is not a weakly prime, because it can be changed into another prime (121441000243417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60720500121705 + 60720500121706.

It is an arithmetic number, because the mean of its divisors is an integer number (60720500121706).

Almost surely, 2^{121441000243411} is an apocalyptic number.

121441000243411 is a deficient number, since it is larger than the sum of its proper divisors (1).

121441000243411 is an equidigital number, since it uses as much as digits as its factorization.

121441000243411 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3072, while the sum is 28.

Adding to 121441000243411 its reverse (114342000144121), we get a palindrome (235783000387532).

The spelling of 121441000243411 in words is "one hundred twenty-one trillion, four hundred forty-one billion, two hundred forty-three thousand, four hundred eleven".