1202020122 has 32 divisors (see below), whose sum is σ = 2549237184. Its totient is φ = 376544000.

The previous prime is 1202020121. The next prime is 1202020129. The reversal of 1202020122 is 2210202021.

It is a junction number, because it is equal to n+sod(n) for n = 1202020098 and 1202020107.

It is not an unprimeable number, because it can be changed into a prime (1202020121) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 63097 + ... + 79907.

It is an arithmetic number, because the mean of its divisors is an integer number (79663662).

Almost surely, 2^1202020122 is an apocalyptic number.

1202020122 is an abundant number, since it is smaller than the sum of its proper divisors (1347217062).

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

1202020122 is a wasteful number, since it uses less digits than its factorization.

1202020122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17534.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 1202020122 is about 34670.1618398299. The cubic root of 1202020122 is about 1063.2545404241.

Adding to 1202020122 its reverse (2210202021), we get a palindrome (3412222143).

The spelling of 1202020122 in words is "one billion, two hundred two million, twenty thousand, one hundred twenty-two".