122120100110 has 64 divisors (see below), whose sum is σ = 244846955520. Its totient is φ = 43641480960.

The previous prime is 122120100101. The next prime is 122120100121. The reversal of 122120100110 is 11001021221.

It is a junction number, because it is equal to n+sod(n) for n = 122120100091 and 122120100100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 113474 + ... + 507066.

It is an arithmetic number, because the mean of its divisors is an integer number (3825733680).

Almost surely, 2^122120100110 is an apocalyptic number.

122120100110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122120100110 is an abundant number, since it is smaller than the sum of its proper divisors (122726855410).

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

122120100110 is a wasteful number, since it uses less digits than its factorization.

122120100110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393713.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 122120100110 its reverse (11001021221), we get a palindrome (133121121331).

The spelling of 122120100110 in words is "one hundred twenty-two billion, one hundred twenty million, one hundred thousand, one hundred ten".