43021402024142 has 4 divisors (see below), whose sum is σ = 64532103036216. Its totient is φ = 21510701012070.

The previous prime is 43021402024123. The next prime is 43021402024169. The reversal of 43021402024142 is 24142020412034.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10755350506034 + ... + 10755350506037.

It is an arithmetic number, because the mean of its divisors is an integer number (16133025759054).

Almost surely, 2^{43021402024142} is an apocalyptic number.

43021402024142 is a deficient number, since it is larger than the sum of its proper divisors (21510701012074).

43021402024142 is a wasteful number, since it uses less digits than its factorization.

43021402024142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21510701012073.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 43021402024142 its reverse (24142020412034), we get a palindrome (67163422436176).

The spelling of 43021402024142 in words is "forty-three trillion, twenty-one billion, four hundred two million, twenty-four thousand, one hundred forty-two".