10212342144440 has 32 divisors (see below), whose sum is σ = 22982937252480. Its totient is φ = 4084018204032.

The previous prime is 10212342144413. The next prime is 10212342144443. The reversal of 10212342144440 is 4444124321201.

It is a junction number, because it is equal to n+sod(n) for n = 10212342144397 and 10212342144406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10212342144443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28527827 + ... + 28883586.

It is an arithmetic number, because the mean of its divisors is an integer number (718216789140).

Almost surely, 2^{10212342144440} is an apocalyptic number.

10212342144440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10212342144440 is an abundant number, since it is smaller than the sum of its proper divisors (12770595108040).

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

10212342144440 is a wasteful number, since it uses less digits than its factorization.

10212342144440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57415871 (or 57415867 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 32.

Adding to 10212342144440 its reverse (4444124321201), we get a palindrome (14656466465641).

The spelling of 10212342144440 in words is "ten trillion, two hundred twelve billion, three hundred forty-two million, one hundred forty-four thousand, four hundred forty".