101021100100122 has 32 divisors (see below), whose sum is σ = 207503766993600. Its totient is φ = 32763447381888.

The previous prime is 101021100100097. The next prime is 101021100100127. The reversal of 101021100100122 is 221001001120101.

It is a junction number, because it is equal to n+sod(n) for n = 101021100100098 and 101021100100107.

It is not an unprimeable number, because it can be changed into a prime (101021100100127) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 52858129 + ... + 54735947.

It is an arithmetic number, because the mean of its divisors is an integer number (6484492718550).

Almost surely, 2^{101021100100122} is an apocalyptic number.

101021100100122 is an abundant number, since it is smaller than the sum of its proper divisors (106482666893478).

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

101021100100122 is a wasteful number, since it uses less digits than its factorization.

101021100100122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2120190.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 101021100100122 its reverse (221001001120101), we get a palindrome (322022101220223).

The spelling of 101021100100122 in words is "one hundred one trillion, twenty-one billion, one hundred million, one hundred thousand, one hundred twenty-two".