2101241410400 has 144 divisors (see below), whose sum is σ = 5651396131248. Its totient is φ = 756522240000.

The previous prime is 2101241410339. The next prime is 2101241410409. The reversal of 2101241410400 is 40141421012.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101241410409) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 293267 + ... + 2070866.

It is an arithmetic number, because the mean of its divisors is an integer number (39245806467).

Almost surely, 2^{2101241410400} is an apocalyptic number.

2101241410400 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 2101241410400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2825698065624).

2101241410400 is an abundant number, since it is smaller than the sum of its proper divisors (3550154720848).

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

2101241410400 is a wasteful number, since it uses less digits than its factorization.

2101241410400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2364265 (or 2364252 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 2101241410400 its reverse (40141421012), we get a palindrome (2141382831412).

The spelling of 2101241410400 in words is "two trillion, one hundred one billion, two hundred forty-one million, four hundred ten thousand, four hundred".