101220222122012 has 48 divisors (see below), whose sum is σ = 202912415815872. Its totient is φ = 43278962826240.

The previous prime is 101220222121999. The next prime is 101220222122039. The reversal of 101220222122012 is 210221222022101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1095636062 + ... + 1095728442.

It is an arithmetic number, because the mean of its divisors is an integer number (4227341996164).

Almost surely, 2^{101220222122012} is an apocalyptic number.

It is an amenable number.

101220222122012 is an abundant number, since it is smaller than the sum of its proper divisors (101692193693860).

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

101220222122012 is a wasteful number, since it uses less digits than its factorization.

101220222122012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183198 (or 183196 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 101220222122012 its reverse (210221222022101), we get a palindrome (311441444144113).

The spelling of 101220222122012 in words is "one hundred one trillion, two hundred twenty billion, two hundred twenty-two million, one hundred twenty-two thousand, twelve".