1202220122 has 8 divisors (see below), whose sum is σ = 1847313972. Its totient is φ = 586448800.

The previous prime is 1202220023. The next prime is 1202220133. The reversal of 1202220122 is 2210222021.

It can be written as a sum of positive squares in 2 ways, for example, as 1141831681 + 60388441 = 33791^2 + 7771^2 .

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 = 1202220097 and 1202220106.

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, 7330529 + ... + 7330692.

Almost surely, 2^1202220122 is an apocalyptic number.

1202220122 is a deficient number, since it is larger than the sum of its proper divisors (645093850).

1202220122 is a wasteful number, since it uses less digits than its factorization.

1202220122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14661264.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 1202220122 is about 34673.0460444421. The cubic root of 1202220122 is about 1063.3135075776.

Adding to 1202220122 its reverse (2210222021), we get a palindrome (3412442143).

The spelling of 1202220122 in words is "one billion, two hundred two million, two hundred twenty thousand, one hundred twenty-two".