1001010202122 has 64 divisors (see below), whose sum is σ = 2422746547200. Its totient is φ = 269164367616.

The previous prime is 1001010202109. The next prime is 1001010202141. The reversal of 1001010202122 is 2212020101001.

It is a junction number, because it is equal to n+sod(n) for n = 1001010202098 and 1001010202107.

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, 20701129 + ... + 20749427.

It is an arithmetic number, because the mean of its divisors is an integer number (37855414800).

Almost surely, 2^{1001010202122} is an apocalyptic number.

1001010202122 is an abundant number, since it is smaller than the sum of its proper divisors (1421736345078).

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

1001010202122 is a wasteful number, since it uses less digits than its factorization.

1001010202122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77355.

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

Adding to 1001010202122 its reverse (2212020101001), we get a palindrome (3213030303123).

The spelling of 1001010202122 in words is "one trillion, one billion, ten million, two hundred two thousand, one hundred twenty-two".