22222020202022 has 4 divisors (see below), whose sum is σ = 33333030303036. Its totient is φ = 11111010101010.

The previous prime is 22222020202007. The next prime is 22222020202037. The reversal of 22222020202022 is 22020202022222.

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

It is an interprime number because it is at equal distance from previous prime (22222020202007) and next prime (22222020202037).

It is a junction number, because it is equal to n+sod(n) for n = 22222020201985 and 22222020202003.

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, 5555505050504 + ... + 5555505050507.

It is an arithmetic number, because the mean of its divisors is an integer number (8333257575759).

Almost surely, 2^{22222020202022} is an apocalyptic number.

22222020202022 is a deficient number, since it is larger than the sum of its proper divisors (11111010101014).

22222020202022 is a wasteful number, since it uses less digits than its factorization.

22222020202022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11111010101013.

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 22222020202022 its reverse (22020202022222), we get a palindrome (44242222224244).

It can be divided in two parts, 222 and 22020202022, that multiplied together give a palindrome (4888484848884).

The spelling of 22222020202022 in words is "twenty-two trillion, two hundred twenty-two billion, twenty million, two hundred two thousand, twenty-two".