20010000122 has 16 divisors (see below), whose sum is σ = 34376322240. Its totient is φ = 8557348128.

The previous prime is 20010000097. The next prime is 20010000133. The reversal of 20010000122 is 22100001002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1523747 + ... + 1536822.

It is an arithmetic number, because the mean of its divisors is an integer number (2148520140).

Almost surely, 2^20010000122 is an apocalyptic number.

20010000122 is a deficient number, since it is larger than the sum of its proper divisors (14366322118).

20010000122 is a wasteful number, since it uses less digits than its factorization.

20010000122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3061045.

The product of its (nonzero) digits is 8, while the sum is 8.

Adding to 20010000122 its reverse (22100001002), we get a palindrome (42110001124).

The spelling of 20010000122 in words is "twenty billion, ten million, one hundred twenty-two", and thus it is an aban number.