10021220232010 has 64 divisors (see below), whose sum is σ = 20450954401920. Its totient is φ = 3504919092480.

The previous prime is 10021220231993. The next prime is 10021220232013. The reversal of 10021220232010 is 1023202212001.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (10021220232013) 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 31 ways as a sum of consecutive naturals, for example, 18031444 + ... + 18578896.

It is an arithmetic number, because the mean of its divisors is an integer number (319546162530).

Almost surely, 2^{10021220232010} is an apocalyptic number.

10021220232010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10021220232010 is an abundant number, since it is smaller than the sum of its proper divisors (10429734169910).

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

10021220232010 is a wasteful number, since it uses less digits than its factorization.

10021220232010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 554903.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 10021220232010 its reverse (1023202212001), we get a palindrome (11044422444011).

The spelling of 10021220232010 in words is "ten trillion, twenty-one billion, two hundred twenty million, two hundred thirty-two thousand, ten".