1222001020022 has 4 divisors (see below), whose sum is σ = 1833001530036. Its totient is φ = 611000510010.

The previous prime is 1222001020001. The next prime is 1222001020049. The reversal of 1222001020022 is 2200201002221.

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 = 1222001019979 and 1222001020006.

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, 305500255004 + ... + 305500255007.

It is an arithmetic number, because the mean of its divisors is an integer number (458250382509).

Almost surely, 2^{1222001020022} is an apocalyptic number.

1222001020022 is a deficient number, since it is larger than the sum of its proper divisors (611000510014).

1222001020022 is an equidigital number, since it uses as much as digits as its factorization.

1222001020022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611000510013.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 1222001020022 its reverse (2200201002221), we get a palindrome (3422202022243).

The spelling of 1222001020022 in words is "one trillion, two hundred twenty-two billion, one million, twenty thousand, twenty-two".