1102222220002 has 4 divisors (see below), whose sum is σ = 1653333330006. Its totient is φ = 551111110000.

The previous prime is 1102222219997. The next prime is 1102222220017. The reversal of 1102222220002 is 2000222222011.

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., 789963662401 + 312258557601 = 888799^2 + 558801^2 .

It is a super-2 number, since 2×1102222220002² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275555554999 + ... + 275555555002.

Almost surely, 2^{1102222220002} is an apocalyptic number.

1102222220002 is a deficient number, since it is larger than the sum of its proper divisors (551111110004).

1102222220002 is an equidigital number, since it uses as much as digits as its factorization.

1102222220002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551111110003.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 1102222220002 its reverse (2000222222011), we get a palindrome (3102444442013).

The spelling of 1102222220002 in words is "one trillion, one hundred two billion, two hundred twenty-two million, two hundred twenty thousand, two".