20122222022 has 8 divisors (see below), whose sum is σ = 34495237776. Its totient is φ = 8623809432.

The previous prime is 20122222013. The next prime is 20122222031. The reversal of 20122222022 is 22022222102.

It is an interprime number because it is at equal distance from previous prime (20122222013) and next prime (20122222031).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 718650773 + ... + 718650800.

It is an arithmetic number, because the mean of its divisors is an integer number (4311904722).

Almost surely, 2^20122222022 is an apocalyptic number.

20122222022 is a deficient number, since it is larger than the sum of its proper divisors (14373015754).

20122222022 is a wasteful number, since it uses less digits than its factorization.

20122222022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1437301582.

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 20122222022 its reverse (22022222102), we get a palindrome (42144444124).

The spelling of 20122222022 in words is "twenty billion, one hundred twenty-two million, two hundred twenty-two thousand, twenty-two".