1111220220002 has 4 divisors (see below), whose sum is σ = 1666830330006. Its totient is φ = 555610110000.

The previous prime is 1111220219999. The next prime is 1111220220017. The reversal of 1111220220002 is 2000220221111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 827428556161 + 283791663841 = 909631^2 + 532721^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277805054999 + ... + 277805055002.

Almost surely, 2^{1111220220002} is an apocalyptic number.

1111220220002 is a deficient number, since it is larger than the sum of its proper divisors (555610110004).

1111220220002 is an equidigital number, since it uses as much as digits as its factorization.

1111220220002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555610110003.

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

Adding to 1111220220002 its reverse (2000220221111), we get a palindrome (3111440441113).

The spelling of 1111220220002 in words is "one trillion, one hundred eleven billion, two hundred twenty million, two hundred twenty thousand, two".