2101334244400 has 60 divisors (see below), whose sum is σ = 5048602736800. Its totient is φ = 840509187840.

The previous prime is 2101334244391. The next prime is 2101334244403. The reversal of 2101334244400 is 44424331012.

It is not an unprimeable number, because it can be changed into a prime (2101334244403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20680921 + ... + 20782279.

Almost surely, 2^{2101334244400} is an apocalyptic number.

2101334244400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2101334244400 is an abundant number, since it is smaller than the sum of its proper divisors (2947268492400).

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

2101334244400 is a wasteful number, since it uses less digits than its factorization.

2101334244400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153206 (or 153195 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 2101334244400 its reverse (44424331012), we get a palindrome (2145758575412).

The spelling of 2101334244400 in words is "two trillion, one hundred one billion, three hundred thirty-four million, two hundred forty-four thousand, four hundred".