10201022120122 has 16 divisors (see below), whose sum is σ = 15643450415880. Its totient is φ = 4987195550272.

The previous prime is 10201022120117. The next prime is 10201022120143. The reversal of 10201022120122 is 22102122010201.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 10112978768281 + 88043351841 = 3180091^2 + 296721^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10201022120096 and 10201022120105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 164194297 + ... + 164256412.

Almost surely, 2^{10201022120122} is an apocalyptic number.

10201022120122 is a deficient number, since it is larger than the sum of its proper divisors (5442428295758).

10201022120122 is a wasteful number, since it uses less digits than its factorization.

10201022120122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328451057.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 10201022120122 its reverse (22102122010201), we get a palindrome (32303144130323).

The spelling of 10201022120122 in words is "ten trillion, two hundred one billion, twenty-two million, one hundred twenty thousand, one hundred twenty-two".