122002111110 has 96 divisors (see below), whose sum is σ = 322089870816. Its totient is φ = 29553638400.

The previous prime is 122002111109. The next prime is 122002111129. The reversal of 122002111110 is 11111200221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5000862 + ... + 5025198.

It is an arithmetic number, because the mean of its divisors is an integer number (3355102821).

Almost surely, 2^122002111110 is an apocalyptic number.

122002111110 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 122002111110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (161044935408).

122002111110 is an abundant number, since it is smaller than the sum of its proper divisors (200087759706).

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

122002111110 is a wasteful number, since it uses less digits than its factorization.

122002111110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25750 (or 25739 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 122002111110 its reverse (11111200221), we get a palindrome (133113311331).

The spelling of 122002111110 in words is "one hundred twenty-two billion, two million, one hundred eleven thousand, one hundred ten".