1022120221022 has 4 divisors (see below), whose sum is σ = 1533180331536. Its totient is φ = 511060110510.

The previous prime is 1022120221019. The next prime is 1022120221061. The reversal of 1022120221022 is 2201220212201.

It is a happy number.

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

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, 255530055254 + ... + 255530055257.

It is an arithmetic number, because the mean of its divisors is an integer number (383295082884).

Almost surely, 2^{1022120221022} is an apocalyptic number.

1022120221022 is a deficient number, since it is larger than the sum of its proper divisors (511060110514).

1022120221022 is an equidigital number, since it uses as much as digits as its factorization.

1022120221022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511060110513.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 1022120221022 its reverse (2201220212201), we get a palindrome (3223340433223).

The spelling of 1022120221022 in words is "one trillion, twenty-two billion, one hundred twenty million, two hundred twenty-one thousand, twenty-two".