10212220121102 has 4 divisors (see below), whose sum is σ = 15318330181656. Its totient is φ = 5106110060550.

The previous prime is 10212220121087. The next prime is 10212220121143. The reversal of 10212220121102 is 20112102221201.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2553055030274 + ... + 2553055030277.

It is an arithmetic number, because the mean of its divisors is an integer number (3829582545414).

Almost surely, 2^{10212220121102} is an apocalyptic number.

10212220121102 is a deficient number, since it is larger than the sum of its proper divisors (5106110060554).

10212220121102 is an equidigital number, since it uses as much as digits as its factorization.

10212220121102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5106110060553.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 10212220121102 its reverse (20112102221201), we get a palindrome (30324322342303).

The spelling of 10212220121102 in words is "ten trillion, two hundred twelve billion, two hundred twenty million, one hundred twenty-one thousand, one hundred two".