2123031302000 has 80 divisors (see below), whose sum is σ = 5866845396672. Its totient is φ = 727896441600.

The previous prime is 2123031301973. The next prime is 2123031302003. The reversal of 2123031302000 is 2031303212.

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 2123031302000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123031302003) 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 15 ways as a sum of consecutive naturals, for example, 75808547 + ... + 75836546.

Almost surely, 2^{2123031302000} is an apocalyptic number.

2123031302000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2123031302000 is an abundant number, since it is smaller than the sum of its proper divisors (3743814094672).

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

2123031302000 is a wasteful number, since it uses less digits than its factorization.

2123031302000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151645123 (or 151645107 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 2123031302000 its reverse (2031303212), we get a palindrome (2125062605212).

The spelling of 2123031302000 in words is "two trillion, one hundred twenty-three billion, thirty-one million, three hundred two thousand".