20122205610712 has 16 divisors (see below), whose sum is σ = 38063021676840. Its totient is φ = 9972066496896.

The previous prime is 20122205610677. The next prime is 20122205610713. The reversal of 20122205610712 is 21701650222102.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20122205610713) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11129537598 + ... + 11129539405.

Almost surely, 2^{20122205610712} is an apocalyptic number.

It is an amenable number.

20122205610712 is a deficient number, since it is larger than the sum of its proper divisors (17940816066128).

20122205610712 is a wasteful number, since it uses less digits than its factorization.

20122205610712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22259077122 (or 22259077118 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 31.

Adding to 20122205610712 its reverse (21701650222102), we get a palindrome (41823855832814).

The spelling of 20122205610712 in words is "twenty trillion, one hundred twenty-two billion, two hundred five million, six hundred ten thousand, seven hundred twelve".