2101224034240 has 56 divisors (see below), whose sum is σ = 5072081428080. Its totient is φ = 828976048128.

The previous prime is 2101224034219. The next prime is 2101224034271. The reversal of 2101224034240 is 424304221012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44951470 + ... + 44998189.

Almost surely, 2^{2101224034240} is an apocalyptic number.

2101224034240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2101224034240 is an abundant number, since it is smaller than the sum of its proper divisors (2970857393840).

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

2101224034240 is an equidigital number, since it uses as much as digits as its factorization.

2101224034240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89949749 (or 89949739 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 2101224034240 its reverse (424304221012), we get a palindrome (2525528255252).

The spelling of 2101224034240 in words is "two trillion, one hundred one billion, two hundred twenty-four million, thirty-four thousand, two hundred forty".