101321212021122 has 16 divisors (see below), whose sum is σ = 208119246314112. Its totient is φ = 32860933628400.

The previous prime is 101321212021109. The next prime is 101321212021147. The reversal of 101321212021122 is 221120212123101.

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, 228200927754 + ... + 228200928197.

It is an arithmetic number, because the mean of its divisors is an integer number (13007452894632).

Almost surely, 2^{101321212021122} is an apocalyptic number.

101321212021122 is an abundant number, since it is smaller than the sum of its proper divisors (106798034292990).

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

101321212021122 is a wasteful number, since it uses less digits than its factorization.

101321212021122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456401855993.

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 101321212021122 its reverse (221120212123101), we get a palindrome (322441424144223).

The spelling of 101321212021122 in words is "one hundred one trillion, three hundred twenty-one billion, two hundred twelve million, twenty-one thousand, one hundred twenty-two".