1002220000022 has 4 divisors (see below), whose sum is σ = 1503330000036. Its totient is φ = 501110000010.

The previous prime is 1002219999959. The next prime is 1002220000027. The reversal of 1002220000022 is 2200000222001.

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

It is a junction number, because it is equal to n+sod(n) for n = 1002219999958 and 1002220000012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002220000027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250555000004 + ... + 250555000007.

It is an arithmetic number, because the mean of its divisors is an integer number (375832500009).

Almost surely, 2^{1002220000022} is an apocalyptic number.

1002220000022 is a deficient number, since it is larger than the sum of its proper divisors (501110000014).

1002220000022 is an equidigital number, since it uses as much as digits as its factorization.

1002220000022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501110000013.

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 1002220000022 its reverse (2200000222001), we get a palindrome (3202220222023).

The spelling of 1002220000022 in words is "one trillion, two billion, two hundred twenty million, twenty-two", and thus it is an aban number.