240220224212 has 24 divisors (see below), whose sum is σ = 427051806720. Its totient is φ = 118220018400.

The previous prime is 240220224199. The next prime is 240220224217. The reversal of 240220224212 is 212422022042.

It is a super-2 number, since 2×240220224212² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240220224217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1758548 + ... + 1890219.

It is an arithmetic number, because the mean of its divisors is an integer number (17793825280).

Almost surely, 2^240220224212 is an apocalyptic number.

It is an amenable number.

240220224212 is a deficient number, since it is larger than the sum of its proper divisors (186831582508).

240220224212 is a wasteful number, since it uses less digits than its factorization.

240220224212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3649031 (or 3649029 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 23.

Adding to 240220224212 its reverse (212422022042), we get a palindrome (452642246254).

The spelling of 240220224212 in words is "two hundred forty billion, two hundred twenty million, two hundred twenty-four thousand, two hundred twelve".