2111430000020 has 48 divisors (see below), whose sum is σ = 4837445516736. Its totient is φ = 767736960000.

The previous prime is 2111429999993. The next prime is 2111430000037. The reversal of 2111430000020 is 200000341112.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 2749700 + ... + 3432740.

It is an arithmetic number, because the mean of its divisors is an integer number (100780114932).

Almost surely, 2^{2111430000020} is an apocalyptic number.

2111430000020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2111430000020 is an abundant number, since it is smaller than the sum of its proper divisors (2726015516716).

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

2111430000020 is a wasteful number, since it uses less digits than its factorization.

2111430000020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 697112 (or 697110 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 2111430000020 its reverse (200000341112), we get a palindrome (2311430341132).

The spelling of 2111430000020 in words is "two trillion, one hundred eleven billion, four hundred thirty million, twenty", and thus it is an aban number.