1121202122 has 32 divisors (see below), whose sum is σ = 1891771200. Its totient is φ = 495237888.

The previous prime is 1121202073. The next prime is 1121202151. The reversal of 1121202122 is 2212021211.

It is a junction number, because it is equal to n+sod(n) for n = 1121202097 and 1121202106.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62453 + ... + 78375.

It is an arithmetic number, because the mean of its divisors is an integer number (59117850).

Almost surely, 2^1121202122 is an apocalyptic number.

1121202122 is a deficient number, since it is larger than the sum of its proper divisors (770569078).

1121202122 is a wasteful number, since it uses less digits than its factorization.

1121202122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16070.

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 1121202122 is about 33484.3563772697. The cubic root of 1121202122 is about 1038.8702358163.

Adding to 1121202122 its reverse (2212021211), we get a palindrome (3333223333).

The spelling of 1121202122 in words is "one billion, one hundred twenty-one million, two hundred two thousand, one hundred twenty-two".