240402100443131 has 8 divisors (see below), whose sum is σ = 262258931599104. Its totient is φ = 218545618412520.

The previous prime is 240402100443097. The next prime is 240402100443137. The reversal of 240402100443131 is 131344001204042.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 240402100443131 - 2⁶ = 240402100443067 is a prime.

It is a super-2 number, since 2×240402100443131² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 240402100443094 and 240402100443103.

It is not an unprimeable number, because it can be changed into a prime (240402100443137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85840535 + ... + 88596848.

It is an arithmetic number, because the mean of its divisors is an integer number (32782366449888).

Almost surely, 2^{240402100443131} is an apocalyptic number.

240402100443131 is a deficient number, since it is larger than the sum of its proper divisors (21856831155973).

240402100443131 is a wasteful number, since it uses less digits than its factorization.

240402100443131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174562681.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 240402100443131 its reverse (131344001204042), we get a palindrome (371746101647173).

The spelling of 240402100443131 in words is "two hundred forty trillion, four hundred two billion, one hundred million, four hundred forty-three thousand, one hundred thirty-one".