1020222302422 has 4 divisors (see below), whose sum is σ = 1530333453636. Its totient is φ = 510111151210.

The previous prime is 1020222302419. The next prime is 1020222302441. The reversal of 1020222302422 is 2242032220201.

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

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 1020222302393 and 1020222302402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255055575604 + ... + 255055575607.

It is an arithmetic number, because the mean of its divisors is an integer number (382583363409).

Almost surely, 2^{1020222302422} is an apocalyptic number.

1020222302422 is a deficient number, since it is larger than the sum of its proper divisors (510111151214).

1020222302422 is an equidigital number, since it uses as much as digits as its factorization.

1020222302422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510111151213.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 1020222302422 its reverse (2242032220201), we get a palindrome (3262254522623).

The spelling of 1020222302422 in words is "one trillion, twenty billion, two hundred twenty-two million, three hundred two thousand, four hundred twenty-two".