223031543045140 has 144 divisors (see below), whose sum is σ = 475382702196864. Its totient is φ = 87889470323200.

The previous prime is 223031543045137. The next prime is 223031543045149. The reversal of 223031543045140 is 41540345130322.

It is a super-2 number, since 2×223031543045140² (a number of 29 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 223031543045140.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223031543045149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 69242948730 + ... + 69242951950.

It is an arithmetic number, because the mean of its divisors is an integer number (3301268765256).

Almost surely, 2^{223031543045140} is an apocalyptic number.

223031543045140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

223031543045140 is an abundant number, since it is smaller than the sum of its proper divisors (252351159151724).

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

223031543045140 is a wasteful number, since it uses less digits than its factorization.

223031543045140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4258 (or 3939 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 37.

Adding to 223031543045140 its reverse (41540345130322), we get a palindrome (264571888175462).

The spelling of 223031543045140 in words is "two hundred twenty-three trillion, thirty-one billion, five hundred forty-three million, forty-five thousand, one hundred forty".