40222100125 has 16 divisors (see below), whose sum is σ = 50251359600. Its totient is φ = 32142950400.

The previous prime is 40222100123. The next prime is 40222100183. The reversal of 40222100125 is 52100122204.

It can be written as a sum of positive squares in 8 ways, for example, as 12020271769 + 28201828356 = 109637^2 + 167934^2 .

It is not a de Polignac number, because 40222100125 - 2¹ = 40222100123 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40222100123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57060 + ... + 289309.

It is an arithmetic number, because the mean of its divisors is an integer number (3140709975).

Almost surely, 2^40222100125 is an apocalyptic number.

It is an amenable number.

40222100125 is a deficient number, since it is larger than the sum of its proper divisors (10029259475).

40222100125 is an equidigital number, since it uses as much as digits as its factorization.

40222100125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347313 (or 347303 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

Adding to 40222100125 its reverse (52100122204), we get a palindrome (92322222329).

The spelling of 40222100125 in words is "forty billion, two hundred twenty-two million, one hundred thousand, one hundred twenty-five".