1022202222022 has 4 divisors (see below), whose sum is σ = 1533303333036. Its totient is φ = 511101111010.

The previous prime is 1022202221969. The next prime is 1022202222023. The reversal of 1022202222022 is 2202222022201.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022202222023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255550555504 + ... + 255550555507.

It is an arithmetic number, because the mean of its divisors is an integer number (383325833259).

Almost surely, 2^{1022202222022} is an apocalyptic number.

1022202222022 is a deficient number, since it is larger than the sum of its proper divisors (511101111014).

1022202222022 is an equidigital number, since it uses as much as digits as its factorization.

1022202222022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511101111013.

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 1022202222022 its reverse (2202222022201), we get a palindrome (3224424244223).

The spelling of 1022202222022 in words is "one trillion, twenty-two billion, two hundred two million, two hundred twenty-two thousand, twenty-two".