20022122101012 has 12 divisors (see below), whose sum is σ = 35074577259540. Its totient is φ = 10000814312576.

The previous prime is 20022122100991. The next prime is 20022122101013. The reversal of 20022122101012 is 21010122122002.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 8904458913156 + 11117663187856 = 2984034^2 + 3334316^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20022122101013) 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, 2561680087 + ... + 2561687902.

It is an arithmetic number, because the mean of its divisors is an integer number (2922881438295).

Almost surely, 2^{20022122101012} is an apocalyptic number.

It is an amenable number.

20022122101012 is a deficient number, since it is larger than the sum of its proper divisors (15052455158528).

20022122101012 is a wasteful number, since it uses less digits than its factorization.

20022122101012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5123368970 (or 5123368968 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 20022122101012 its reverse (21010122122002), we get a palindrome (41032244223014).

The spelling of 20022122101012 in words is "twenty trillion, twenty-two billion, one hundred twenty-two million, one hundred one thousand, twelve".