40141223120 has 20 divisors (see below), whose sum is σ = 93328343940. Its totient is φ = 16056489216.

The previous prime is 40141223099. The next prime is 40141223147. The reversal of 40141223120 is 2132214104.

It can be written as a sum of positive squares in 2 ways, for example, as 4476145216 + 35665077904 = 66904^2 + 188852^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×40141223120² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 40141223092 and 40141223101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 250882565 + ... + 250882724.

It is an arithmetic number, because the mean of its divisors is an integer number (4666417197).

Almost surely, 2^40141223120 is an apocalyptic number.

40141223120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40141223120 is an abundant number, since it is smaller than the sum of its proper divisors (53187120820).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40141223120 is a wasteful number, since it uses less digits than its factorization.

40141223120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501765302 (or 501765296 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 40141223120 its reverse (2132214104), we get a palindrome (42273437224).

The spelling of 40141223120 in words is "forty billion, one hundred forty-one million, two hundred twenty-three thousand, one hundred twenty".