10212209758044 has 144 divisors (see below), whose sum is σ = 29802102640128. Its totient is φ = 2888132517504.

The previous prime is 10212209758043. The next prime is 10212209758057. The reversal of 10212209758044 is 44085790221201.

10212209758044 is a `hidden beast` number, since 1 + 0 + 2 + 1 + 2 + 20 + 9 + 7 + 580 + 44 = 666.

10212209758044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10212209758043) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 32822134 + ... + 33131810.

It is an arithmetic number, because the mean of its divisors is an integer number (206959046112).

Almost surely, 2^{10212209758044} is an apocalyptic number.

10212209758044 is a gapful number since it is divisible by the number (14) 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 10212209758044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14901051320064).

10212209758044 is an abundant number, since it is smaller than the sum of its proper divisors (19589892882084).

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

10212209758044 is a wasteful number, since it uses less digits than its factorization.

10212209758044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311024 (or 311019 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 45.

Adding to 10212209758044 its reverse (44085790221201), we get a palindrome (54297999979245).

The spelling of 10212209758044 in words is "ten trillion, two hundred twelve billion, two hundred nine million, seven hundred fifty-eight thousand, forty-four".