2020121210122 has 8 divisors (see below), whose sum is σ = 3030188148900. Its totient is φ = 1010058493824.

The previous prime is 2020121210113. The next prime is 2020121210131. The reversal of 2020121210122 is 2210121210202.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2020121210113) and next prime (2020121210131).

It can be written as a sum of positive squares in 2 ways, for example, as 1630394443161 + 389726766961 = 1276869^2 + 624281^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2020121210096 and 2020121210105.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 776154 + ... + 2154682.

Almost surely, 2^{2020121210122} is an apocalyptic number.

2020121210122 is a deficient number, since it is larger than the sum of its proper divisors (1010066938778).

2020121210122 is a wasteful number, since it uses less digits than its factorization.

2020121210122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2111240.

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

Adding to 2020121210122 its reverse (2210121210202), we get a palindrome (4230242420324).

The spelling of 2020121210122 in words is "two trillion, twenty billion, one hundred twenty-one million, two hundred ten thousand, one hundred twenty-two".