21440100124410 has 32 divisors (see below), whose sum is σ = 56134080326592. Its totient is φ = 5197600030080.

The previous prime is 21440100124409. The next prime is 21440100124423. The reversal of 21440100124410 is 1442100104412.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32484999859 + ... + 32485000518.

It is an arithmetic number, because the mean of its divisors is an integer number (1754190010206).

Almost surely, 2^{21440100124410} is an apocalyptic number.

21440100124410 is an abundant number, since it is smaller than the sum of its proper divisors (34693980202182).

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

21440100124410 is a wasteful number, since it uses less digits than its factorization.

21440100124410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64970000398.

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 21440100124410 its reverse (1442100104412), we get a palindrome (22882200228822).

The spelling of 21440100124410 in words is "twenty-one trillion, four hundred forty billion, one hundred million, one hundred twenty-four thousand, four hundred ten".