141121114220421 has 6 divisors (see below), whose sum is σ = 203841609429510. Its totient is φ = 94080742813608.

The previous prime is 141121114220413. The next prime is 141121114220519. The reversal of 141121114220421 is 124022411121141.

141121114220421 is a `hidden beast` number, since 1 + 4 + 1 + 1 + 2 + 1 + 1 + 14 + 220 + 421 = 666.

It can be written as a sum of positive squares in only one way, i.e., 130642362552321 + 10478751668100 = 11429889^2 + 3237090^2 .

It is not a de Polignac number, because 141121114220421 - 2³ = 141121114220413 is a prime.

It is a super-2 number, since 2×141121114220421² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141121114220321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7840061901126 + ... + 7840061901143.

It is an arithmetic number, because the mean of its divisors is an integer number (33973601571585).

Almost surely, 2^{141121114220421} is an apocalyptic number.

It is an amenable number.

141121114220421 is a deficient number, since it is larger than the sum of its proper divisors (62720495209089).

141121114220421 is a wasteful number, since it uses less digits than its factorization.

141121114220421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15680123802275 (or 15680123802272 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 27.

Adding to 141121114220421 its reverse (124022411121141), we get a palindrome (265143525341562).

The spelling of 141121114220421 in words is "one hundred forty-one trillion, one hundred twenty-one billion, one hundred fourteen million, two hundred twenty thousand, four hundred twenty-one".