20012101120122 has 32 divisors (see below), whose sum is σ = 41831196120000. Its totient is φ = 6374277493248.

The previous prime is 20012101120061. The next prime is 20012101120183. The reversal of 20012101120122 is 22102110121002.

It is an interprime number because it is at equal distance from previous prime (20012101120061) and next prime (20012101120183).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 592828872 + ... + 592862627.

It is an arithmetic number, because the mean of its divisors is an integer number (1307224878750).

Almost surely, 2^{20012101120122} is an apocalyptic number.

20012101120122 is an abundant number, since it is smaller than the sum of its proper divisors (21819094999878).

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

20012101120122 is a wasteful number, since it uses less digits than its factorization.

20012101120122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1185691630.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 20012101120122 its reverse (22102110121002), we get a palindrome (42114211241124).

The spelling of 20012101120122 in words is "twenty trillion, twelve billion, one hundred one million, one hundred twenty thousand, one hundred twenty-two".