101212221002 has 16 divisors (see below), whose sum is σ = 152577577152. Its totient is φ = 50353385280.

The previous prime is 101212220939. The next prime is 101212221043. The reversal of 101212221002 is 200122212101.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 483683 + ... + 660585.

It is an arithmetic number, because the mean of its divisors is an integer number (9536098572).

Almost surely, 2^101212221002 is an apocalyptic number.

101212221002 is a deficient number, since it is larger than the sum of its proper divisors (51365356150).

101212221002 is a wasteful number, since it uses less digits than its factorization.

101212221002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178333.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 101212221002 its reverse (200122212101), we get a palindrome (301334433103).

The spelling of 101212221002 in words is "one hundred one billion, two hundred twelve million, two hundred twenty-one thousand, two".