2101010112000 has 480 divisors, whose sum is σ = 7594773769440. Its totient is φ = 558246297600.

The previous prime is 2101010111987. The next prime is 2101010112013. The reversal of 2101010112000 is 2110101012.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2101010111987) and next prime (2101010112013).

It is a tau number, because it is divible by the number of its divisors (480).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 163001556 + ... + 163014444.

It is an arithmetic number, because the mean of its divisors is an integer number (15822445353).

Almost surely, 2^{2101010112000} is an apocalyptic number.

2101010112000 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 2101010112000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3797386884720).

2101010112000 is an abundant number, since it is smaller than the sum of its proper divisors (5493763657440).

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

2101010112000 is a wasteful number, since it uses less digits than its factorization.

2101010112000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13211 (or 13182 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 2101010112000 its reverse (2110101012), we get a palindrome (2103120213012).

The spelling of 2101010112000 in words is "two trillion, one hundred one billion, ten million, one hundred twelve thousand".