2123203214320 has 40 divisors (see below), whose sum is σ = 4984374167136. Its totient is φ = 841035833088.

The previous prime is 2123203214287. The next prime is 2123203214323. The reversal of 2123203214320 is 234123023212.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123203214323) 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, 128826907 + ... + 128843386.

Almost surely, 2^{2123203214320} is an apocalyptic number.

2123203214320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2123203214320 is an abundant number, since it is smaller than the sum of its proper divisors (2861170952816).

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

2123203214320 is a wasteful number, since it uses less digits than its factorization.

2123203214320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257670409 (or 257670403 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 2123203214320 its reverse (234123023212), we get a palindrome (2357326237532).

The spelling of 2123203214320 in words is "two trillion, one hundred twenty-three billion, two hundred three million, two hundred fourteen thousand, three hundred twenty".