241221431321541 has 32 divisors (see below), whose sum is σ = 389880845735040. Its totient is φ = 146184296572800.

The previous prime is 241221431321503. The next prime is 241221431321579. The reversal of 241221431321541 is 145123134122142.

241221431321541 is a `hidden beast` number, since 2 + 4 + 1 + 2 + 2 + 1 + 431 + 3 + 215 + 4 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (241221431321503) and next prime (241221431321579).

It is not a de Polignac number, because 241221431321541 - 2¹¹ = 241221431319493 is a prime.

It is a super-2 number, since 2×241221431321541² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 241221431321496 and 241221431321505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (241221431328541) 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, 25056130 + ... + 33320451.

It is an arithmetic number, because the mean of its divisors is an integer number (12183776429220).

Almost surely, 2^{241221431321541} is an apocalyptic number.

It is an amenable number.

241221431321541 is a deficient number, since it is larger than the sum of its proper divisors (148659414413499).

241221431321541 is a wasteful number, since it uses less digits than its factorization.

241221431321541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58390514 (or 58390508 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

Adding to 241221431321541 its reverse (145123134122142), we get a palindrome (386344565443683).

The spelling of 241221431321541 in words is "two hundred forty-one trillion, two hundred twenty-one billion, four hundred thirty-one million, three hundred twenty-one thousand, five hundred forty-one".