20000120201022 has 32 divisors (see below), whose sum is σ = 43115337326880. Its totient is φ = 6148432373760.

The previous prime is 20000120200999. The next prime is 20000120201051. The reversal of 20000120201022 is 22010202100002.

It is a junction number, because it is equal to n+sod(n) for n = 20000120200989 and 20000120201007.

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, 113468979 + ... + 113645102.

It is an arithmetic number, because the mean of its divisors is an integer number (1347354291465).

Almost surely, 2^{20000120201022} is an apocalyptic number.

20000120201022 is an abundant number, since it is smaller than the sum of its proper divisors (23115217125858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20000120201022 is a wasteful number, since it uses less digits than its factorization.

20000120201022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227115228.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 20000120201022 its reverse (22010202100002), we get a palindrome (42010322301024).

The spelling of 20000120201022 in words is "twenty trillion, one hundred twenty million, two hundred one thousand, twenty-two".