202120032120122 has 16 divisors (see below), whose sum is σ = 303856960204512. Its totient is φ = 100834418184240.

The previous prime is 202120032120121. The next prime is 202120032120151. The reversal of 202120032120122 is 221021230021202.

It is a junction number, because it is equal to n+sod(n) for n = 202120032120094 and 202120032120103.

It is not an unprimeable number, because it can be changed into a prime (202120032120121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 388097 + ... + 20109467.

It is an arithmetic number, because the mean of its divisors is an integer number (18991060012782).

Almost surely, 2^{202120032120122} is an apocalyptic number.

202120032120122 is a deficient number, since it is larger than the sum of its proper divisors (101736928084390).

202120032120122 is a wasteful number, since it uses less digits than its factorization.

202120032120122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19732813.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 202120032120122 its reverse (221021230021202), we get a palindrome (423141262141324).

The spelling of 202120032120122 in words is "two hundred two trillion, one hundred twenty billion, thirty-two million, one hundred twenty thousand, one hundred twenty-two".