20010110200122 has 64 divisors (see below), whose sum is σ = 45761253433344. Its totient is φ = 5714192839680.

The previous prime is 20010110200111. The next prime is 20010110200183. The reversal of 20010110200122 is 22100201101002.

It is a junction number, because it is equal to n+sod(n) for n = 20010110200098 and 20010110200107.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 775783258 + ... + 775809050.

It is an arithmetic number, because the mean of its divisors is an integer number (715019584896).

Almost surely, 2^{20010110200122} is an apocalyptic number.

20010110200122 is an abundant number, since it is smaller than the sum of its proper divisors (25751143233222).

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

20010110200122 is a wasteful number, since it uses less digits than its factorization.

20010110200122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34723.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 20010110200122 its reverse (22100201101002), we get a palindrome (42110311301124).

The spelling of 20010110200122 in words is "twenty trillion, ten billion, one hundred ten million, two hundred thousand, one hundred twenty-two".