223243122142100 has 36 divisors (see below), whose sum is σ = 512933902996284. Its totient is φ = 84044469511680.

The previous prime is 223243122142093. The next prime is 223243122142111. The reversal of 223243122142100 is 1241221342322.

It can be written as a sum of positive squares in 6 ways, for example, as 25813532812804 + 197429589329296 = 5080702^2 + 14050964^2 .

It is a super-3 number, since 3×223243122142100³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 65659740107 + ... + 65659743506.

It is an arithmetic number, because the mean of its divisors is an integer number (14248163972119).

Almost surely, 2^{223243122142100} is an apocalyptic number.

223243122142100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

223243122142100 is an abundant number, since it is smaller than the sum of its proper divisors (289690780854184).

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

223243122142100 is a wasteful number, since it uses less digits than its factorization.

223243122142100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131319483644 (or 131319483637 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 223243122142100 its reverse (1241221342322), we get a palindrome (224484343484422).

The spelling of 223243122142100 in words is "two hundred twenty-three trillion, two hundred forty-three billion, one hundred twenty-two million, one hundred forty-two thousand, one hundred".