40142241001 has 2 divisors, whose sum is σ = 40142241002. Its totient is φ = 40142241000.

The previous prime is 40142240959. The next prime is 40142241043. The reversal of 40142241001 is 10014224104.

It is a balanced prime because it is at equal distance from previous prime (40142240959) and next prime (40142241043).

It can be written as a sum of positive squares in only one way, i.e., 28014725376 + 12127515625 = 167376^2 + 110125^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40142241001 is a prime.

It is a super-2 number, since 2×40142241001² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40142241001.

It is not a weakly prime, because it can be changed into another prime (40142241101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20071120500 + 20071120501.

It is an arithmetic number, because the mean of its divisors is an integer number (20071120501).

Almost surely, 2^40142241001 is an apocalyptic number.

It is an amenable number.

40142241001 is a deficient number, since it is larger than the sum of its proper divisors (1).

40142241001 is an equidigital number, since it uses as much as digits as its factorization.

40142241001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 40142241001 its reverse (10014224104), we get a palindrome (50156465105).

The spelling of 40142241001 in words is "forty billion, one hundred forty-two million, two hundred forty-one thousand, one".