1200220220002 has 8 divisors (see below), whose sum is σ = 1862410686300. Its totient is φ = 579416657904.

The previous prime is 1200220219969. The next prime is 1200220220029. The reversal of 1200220220002 is 2000220220021.

It can be written as a sum of positive squares in 2 ways, for example, as 1093532409841 + 106687810161 = 1045721^2 + 326631^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 10346725977 + ... + 10346726092.

Almost surely, 2^{1200220220002} is an apocalyptic number.

1200220220002 is a deficient number, since it is larger than the sum of its proper divisors (662190466298).

1200220220002 is a wasteful number, since it uses less digits than its factorization.

1200220220002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20693452100.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 1200220220002 its reverse (2000220220021), we get a palindrome (3200440440023).

It can be divided in two parts, 12002 and 20220002, that added together give a square (20232004 = 4498²).

The spelling of 1200220220002 in words is "one trillion, two hundred billion, two hundred twenty million, two hundred twenty thousand, two".