2123023212320 has 24 divisors (see below), whose sum is σ = 5015642339484. Its totient is φ = 849209284864.

The previous prime is 2123023212313. The next prime is 2123023212337. The reversal of 2123023212320 is 232123203212.

It can be written as a sum of positive squares in 2 ways, for example, as 1995337054096 + 127686158224 = 1412564^2 + 357332^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6634447379 + ... + 6634447698.

Almost surely, 2^{2123023212320} is an apocalyptic number.

2123023212320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2123023212320 is an abundant number, since it is smaller than the sum of its proper divisors (2892619127164).

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

2123023212320 is a wasteful number, since it uses less digits than its factorization.

2123023212320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13268895092 (or 13268895084 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 2123023212320 its reverse (232123203212), we get a palindrome (2355146415532).

The spelling of 2123023212320 in words is "two trillion, one hundred twenty-three billion, twenty-three million, two hundred twelve thousand, three hundred twenty".