122001020020110 has 64 divisors (see below), whose sum is σ = 365052402768384. Its totient is φ = 25350861302400.

The previous prime is 122001020020097. The next prime is 122001020020163. The reversal of 122001020020110 is 11020020100221.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26407144881 + ... + 26407149500.

It is an arithmetic number, because the mean of its divisors is an integer number (5703943793256).

Almost surely, 2^{122001020020110} is an apocalyptic number.

122001020020110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122001020020110 is an abundant number, since it is smaller than the sum of its proper divisors (243051382748274).

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

122001020020110 is a wasteful number, since it uses less digits than its factorization.

122001020020110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52814294409.

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

Adding to 122001020020110 its reverse (11020020100221), we get a palindrome (133021040120331).

The spelling of 122001020020110 in words is "one hundred twenty-two trillion, one billion, twenty million, twenty thousand, one hundred ten".