122111000121110 has 128 divisors (see below), whose sum is σ = 295627295545344. Its totient is φ = 35071944744960.

The previous prime is 122111000121109. The next prime is 122111000121163. The reversal of 122111000121110 is 11121000111221.

It is a super-2 number, since 2×122111000121110² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4795202 + ... + 16346741.

It is an arithmetic number, because the mean of its divisors is an integer number (2309588246448).

Almost surely, 2^{122111000121110} is an apocalyptic number.

122111000121110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122111000121110 is an abundant number, since it is smaller than the sum of its proper divisors (173516295424234).

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

122111000121110 is a wasteful number, since it uses less digits than its factorization.

122111000121110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21142558.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 122111000121110 its reverse (11121000111221), we get a palindrome (133232000232331).

The spelling of 122111000121110 in words is "one hundred twenty-two trillion, one hundred eleven billion, one hundred twenty-one thousand, one hundred ten".