24021132321161 has 4 divisors (see below), whose sum is σ = 24097877153172. Its totient is φ = 23944387489152.

The previous prime is 24021132321103. The next prime is 24021132321163. The reversal of 24021132321161 is 16112323112042.

It is a happy number.

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 2161355724025 + 21859776597136 = 1470155^2 + 4675444^2 .

It is a cyclic number.

It is not a de Polignac number, because 24021132321161 - 2¹⁰ = 24021132320137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (24021132321163) 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, 38372415536 + ... + 38372416161.

It is an arithmetic number, because the mean of its divisors is an integer number (6024469288293).

Almost surely, 2^{24021132321161} is an apocalyptic number.

It is an amenable number.

24021132321161 is a deficient number, since it is larger than the sum of its proper divisors (76744832011).

24021132321161 is an equidigital number, since it uses as much as digits as its factorization.

24021132321161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76744832010.

The product of its (nonzero) digits is 3456, while the sum is 29.

It can be divided in two parts, 2402113 and 2321161, that added together give a palindrome (4723274).

The spelling of 24021132321161 in words is "twenty-four trillion, twenty-one billion, one hundred thirty-two million, three hundred twenty-one thousand, one hundred sixty-one".