122101211110200 has 96 divisors (see below), whose sum is σ = 432587147948160. Its totient is φ = 27908848252800.

The previous prime is 122101211110199. The next prime is 122101211110211. The reversal of 122101211110200 is 2011112101221.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 122101211110200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14535854266 + ... + 14535862665.

It is an arithmetic number, because the mean of its divisors is an integer number (4506116124460).

Almost surely, 2^{122101211110200} is an apocalyptic number.

122101211110200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122101211110200 is an abundant number, since it is smaller than the sum of its proper divisors (310485936837960).

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

122101211110200 is a wasteful number, since it uses less digits than its factorization.

122101211110200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29071716957 (or 29071716948 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 122101211110200 its reverse (2011112101221), we get a palindrome (124112323211421).

The spelling of 122101211110200 in words is "one hundred twenty-two trillion, one hundred one billion, two hundred eleven million, one hundred ten thousand, two hundred".