2120453102000 has 40 divisors (see below), whose sum is σ = 5127255605472. Its totient is φ = 848181240000.

The previous prime is 2120453101961. The next prime is 2120453102011. The reversal of 2120453102000 is 2013540212.

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

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 530111276 + ... + 530115275.

Almost surely, 2^{2120453102000} is an apocalyptic number.

2120453102000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2120453102000 is an abundant number, since it is smaller than the sum of its proper divisors (3006802503472).

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

2120453102000 is a wasteful number, since it uses less digits than its factorization.

2120453102000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1060226574 (or 1060226558 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 2120453102000 its reverse (2013540212), we get a palindrome (2122466642212).

The spelling of 2120453102000 in words is "two trillion, one hundred twenty billion, four hundred fifty-three million, one hundred two thousand".