143120213031241 has 4 divisors (see below), whose sum is σ = 146610949934484. Its totient is φ = 139629476128000.

The previous prime is 143120213031227. The next prime is 143120213031247. The reversal of 143120213031241 is 142130312021341.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6870715652025 + 136249497379216 = 2621205^2 + 11672596^2 .

It is a cyclic number.

It is not a de Polignac number, because 143120213031241 - 2⁵ = 143120213031209 is a prime.

It is a super-2 number, since 2×143120213031241² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (143120213031247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1745368451560 + ... + 1745368451641.

It is an arithmetic number, because the mean of its divisors is an integer number (36652737483621).

Almost surely, 2^{143120213031241} is an apocalyptic number.

It is an amenable number.

143120213031241 is a deficient number, since it is larger than the sum of its proper divisors (3490736903243).

143120213031241 is an equidigital number, since it uses as much as digits as its factorization.

143120213031241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3490736903242.

The product of its (nonzero) digits is 3456, while the sum is 28.

Adding to 143120213031241 its reverse (142130312021341), we get a palindrome (285250525052582).

The spelling of 143120213031241 in words is "one hundred forty-three trillion, one hundred twenty billion, two hundred thirteen million, thirty-one thousand, two hundred forty-one".