2123234551200 has 288 divisors, whose sum is σ = 8111906054784. Its totient is φ = 472194109440.

The previous prime is 2123234551159. The next prime is 2123234551201. The reversal of 2123234551200 is 21554323212.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (2123234551201) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 1086279 + ... + 2329478.

It is an arithmetic number, because the mean of its divisors is an integer number (28166340468).

Almost surely, 2^{2123234551200} is an apocalyptic number.

2123234551200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2123234551200 is an abundant number, since it is smaller than the sum of its proper divisors (5988671503584).

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

2123234551200 is a wasteful number, since it uses less digits than its factorization.

2123234551200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3415824 (or 3415811 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 2123234551200 its reverse (21554323212), we get a palindrome (2144788874412).

The spelling of 2123234551200 in words is "two trillion, one hundred twenty-three billion, two hundred thirty-four million, five hundred fifty-one thousand, two hundred".