1220110220002 has 16 divisors (see below), whose sum is σ = 1840340416824. Its totient is φ = 606663648000.

The previous prime is 1220110219981. The next prime is 1220110220023. The reversal of 1220110220002 is 2000220110221.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1220110219981) and next prime (1220110220023).

It can be written as a sum of positive squares in 4 ways, for example, as 921886102201 + 298224117801 = 960149^2 + 546099^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19103802 + ... + 19167562.

Almost surely, 2^{1220110220002} is an apocalyptic number.

1220110220002 is a deficient number, since it is larger than the sum of its proper divisors (620230196822).

1220110220002 is a wasteful number, since it uses less digits than its factorization.

1220110220002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116805.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1220110220002 its reverse (2000220110221), we get a palindrome (3220330330223).

The spelling of 1220110220002 in words is "one trillion, two hundred twenty billion, one hundred ten million, two hundred twenty thousand, two".