122100020020110 has 256 divisors, whose sum is σ = 339830191853568. Its totient is φ = 27748152115200.

The previous prime is 122100020020109. The next prime is 122100020020123. The reversal of 122100020020110 is 11020020001221.

It is a super-2 number, since 2×122100020020110² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 6623981454 + ... + 6623999886.

It is an arithmetic number, because the mean of its divisors is an integer number (1327461686928).

Almost surely, 2^{122100020020110} is an apocalyptic number.

122100020020110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 122100020020110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (169915095926784).

122100020020110 is an abundant number, since it is smaller than the sum of its proper divisors (217730171833458).

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

122100020020110 is a wasteful number, since it uses less digits than its factorization.

122100020020110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23099.

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

Adding to 122100020020110 its reverse (11020020001221), we get a palindrome (133120040021331).

The spelling of 122100020020110 in words is "one hundred twenty-two trillion, one hundred billion, twenty million, twenty thousand, one hundred ten".