40223204120 has 64 divisors (see below), whose sum is σ = 98750340000. Its totient is φ = 14623559680.

The previous prime is 40223204101. The next prime is 40223204143. The reversal of 40223204120 is 2140232204.

It is a super-2 number, since 2×40223204120² (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 = 40223204092 and 40223204101.

It is a congruent number.

It is an unprimeable number.

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, 4121006 + ... + 4130754.

Almost surely, 2^40223204120 is an apocalyptic number.

40223204120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40223204120 is an abundant number, since it is smaller than the sum of its proper divisors (58527135880).

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

40223204120 is a wasteful number, since it uses less digits than its factorization.

40223204120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19148 (or 19144 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 40223204120 its reverse (2140232204), we get a palindrome (42363436324).

The spelling of 40223204120 in words is "forty billion, two hundred twenty-three million, two hundred four thousand, one hundred twenty".