22022200020973 has 2 divisors, whose sum is σ = 22022200020974. Its totient is φ = 22022200020972.

The previous prime is 22022200020967. The next prime is 22022200021121. The reversal of 22022200020973 is 37902000222022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17874309751204 + 4147890269769 = 4227802^2 + 2036637^2 .

It is a cyclic number.

It is not a de Polignac number, because 22022200020973 - 2¹⁷ = 22022199889901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22022200020923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11011100010486 + 11011100010487.

It is an arithmetic number, because the mean of its divisors is an integer number (11011100010487).

Almost surely, 2^{22022200020973} is an apocalyptic number.

It is an amenable number.

22022200020973 is a deficient number, since it is larger than the sum of its proper divisors (1).

22022200020973 is an equidigital number, since it uses as much as digits as its factorization.

22022200020973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 31.

Adding to 22022200020973 its reverse (37902000222022), we get a palindrome (59924200242995).

The spelling of 22022200020973 in words is "twenty-two trillion, twenty-two billion, two hundred million, twenty thousand, nine hundred seventy-three".