1220002106 has 16 divisors (see below), whose sum is σ = 1876380000. Its totient is φ = 594600048.

The previous prime is 1220002097. The next prime is 1220002139. The reversal of 1220002106 is 6012000221.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28700 + ... + 57128.

It is an arithmetic number, because the mean of its divisors is an integer number (117273750).

Almost surely, 2^1220002106 is an apocalyptic number.

1220002106 is a deficient number, since it is larger than the sum of its proper divisors (656377894).

1220002106 is a wasteful number, since it uses less digits than its factorization.

1220002106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28973.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1220002106 is about 34928.5285404353. The cubic root of 1220002106 is about 1068.5303449910.

Adding to 1220002106 its reverse (6012000221), we get a palindrome (7232002327).

The spelling of 1220002106 in words is "one billion, two hundred twenty million, two thousand, one hundred six".