20302230031222 has 32 divisors (see below), whose sum is σ = 32521461645312. Its totient is φ = 9472098351744.

The previous prime is 20302230031211. The next prime is 20302230031247. The reversal of 20302230031222 is 22213003220302.

It is a junction number, because it is equal to n+sod(n) for n = 20302230031193 and 20302230031202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4492453 + ... + 7796575.

It is an arithmetic number, because the mean of its divisors is an integer number (1016295676416).

Almost surely, 2^{20302230031222} is an apocalyptic number.

20302230031222 is a deficient number, since it is larger than the sum of its proper divisors (12219231614090).

20302230031222 is a wasteful number, since it uses less digits than its factorization.

20302230031222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3305692.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 20302230031222 its reverse (22213003220302), we get a palindrome (42515233251524).

The spelling of 20302230031222 in words is "twenty trillion, three hundred two billion, two hundred thirty million, thirty-one thousand, two hundred twenty-two".