43142242011 has 32 divisors (see below), whose sum is σ = 63873294336. Its totient is φ = 25683840000.

The previous prime is 43142241983. The next prime is 43142242043. The reversal of 43142242011 is 11024224134.

It is not a de Polignac number, because 43142242011 - 2²² = 43138047707 is a prime.

It is a super-2 number, since 2×43142242011² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (43142242081) 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, 372331 + ... + 474251.

It is an arithmetic number, because the mean of its divisors is an integer number (1996040448).

Almost surely, 2^43142242011 is an apocalyptic number.

43142242011 is a deficient number, since it is larger than the sum of its proper divisors (20731052325).

43142242011 is a wasteful number, since it uses less digits than its factorization.

43142242011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102163.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 43142242011 its reverse (11024224134), we get a palindrome (54166466145).

The spelling of 43142242011 in words is "forty-three billion, one hundred forty-two million, two hundred forty-two thousand, eleven".