10212322031220 has 96 divisors (see below), whose sum is σ = 28682689980672. Its totient is φ = 2714890866688.

The previous prime is 10212322031209. The next prime is 10212322031227. The reversal of 10212322031220 is 2213022321201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10212322031227) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 87478609 + ... + 87595271.

It is an arithmetic number, because the mean of its divisors is an integer number (298778020632).

Almost surely, 2^{10212322031220} is an apocalyptic number.

10212322031220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10212322031220 is an abundant number, since it is smaller than the sum of its proper divisors (18470367949452).

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

10212322031220 is a wasteful number, since it uses less digits than its factorization.

10212322031220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121161 (or 121159 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 10212322031220 its reverse (2213022321201), we get a palindrome (12425344352421).

The spelling of 10212322031220 in words is "ten trillion, two hundred twelve billion, three hundred twenty-two million, thirty-one thousand, two hundred twenty".