2113012000 has 96 divisors (see below), whose sum is σ = 5663758464. Its totient is φ = 768352000.

The previous prime is 2113011961. The next prime is 2113012019. The reversal of 2113012000 is 2103112.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19989 + ... + 68011.

It is an arithmetic number, because the mean of its divisors is an integer number (58997484).

Almost surely, 2^2113012000 is an apocalyptic number.

2113012000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2113012000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2831879232).

2113012000 is an abundant number, since it is smaller than the sum of its proper divisors (3550746464).

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

2113012000 is a wasteful number, since it uses less digits than its factorization.

2113012000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48059 (or 48041 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 2113012000 is about 45967.5102654038. The cubic root of 2113012000 is about 1283.2186250803.

Adding to 2113012000 its reverse (2103112), we get a palindrome (2115115112).

The spelling of 2113012000 in words is "two billion, one hundred thirteen million, twelve thousand".