40212201143443 has 4 divisors (see below), whose sum is σ = 45956801306800. Its totient is φ = 34467600980088.

The previous prime is 40212201143431. The next prime is 40212201143459. The reversal of 40212201143443 is 34434110221204.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 40212201143443 - 2²¹ = 40212199046291 is a prime.

It is a super-2 number, since 2×40212201143443² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40212201143243) 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, 2872300081668 + ... + 2872300081681.

It is an arithmetic number, because the mean of its divisors is an integer number (11489200326700).

Almost surely, 2^{40212201143443} is an apocalyptic number.

40212201143443 is a deficient number, since it is larger than the sum of its proper divisors (5744600163357).

40212201143443 is an equidigital number, since it uses as much as digits as its factorization.

40212201143443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5744600163356.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 40212201143443 its reverse (34434110221204), we get a palindrome (74646311364647).

The spelling of 40212201143443 in words is "forty trillion, two hundred twelve billion, two hundred one million, one hundred forty-three thousand, four hundred forty-three".