10221212020104 has 32 divisors (see below), whose sum is σ = 28392255612000. Its totient is φ = 3407070673296.

The previous prime is 10221212020081. The next prime is 10221212020141. The reversal of 10221212020104 is 40102021212201.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

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, 23660212794 + ... + 23660213225.

It is an arithmetic number, because the mean of its divisors is an integer number (887257987875).

Almost surely, 2^{10221212020104} is an apocalyptic number.

It is an amenable number.

10221212020104 is an abundant number, since it is smaller than the sum of its proper divisors (18171043591896).

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

10221212020104 is a wasteful number, since it uses less digits than its factorization.

10221212020104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47320426034 (or 47320426024 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 10221212020104 its reverse (40102021212201), we get a palindrome (50323233232305).

The spelling of 10221212020104 in words is "ten trillion, two hundred twenty-one billion, two hundred twelve million, twenty thousand, one hundred four".