101220010122 has 64 divisors (see below), whose sum is σ = 253440304128. Its totient is φ = 26181792000.

The previous prime is 101220010117. The next prime is 101220010141. The reversal of 101220010122 is 221010022101.

It is a super-3 number, since 3×101220010122³ (a number of 34 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 101220010098 and 101220010107.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 343204 + ... + 565887.

It is an arithmetic number, because the mean of its divisors is an integer number (3960004752).

Almost surely, 2^101220010122 is an apocalyptic number.

101220010122 is an abundant number, since it is smaller than the sum of its proper divisors (152220294006).

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

101220010122 is a wasteful number, since it uses less digits than its factorization.

101220010122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 909355.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 101220010122 its reverse (221010022101), we get a palindrome (322230032223).

It can be divided in two parts, 1012200 and 10122, that multiplied together give a square (10245488400 = 101220²).

The spelling of 101220010122 in words is "one hundred one billion, two hundred twenty million, ten thousand, one hundred twenty-two".