122201211001100 has 72 divisors (see below), whose sum is σ = 330609821783808. Its totient is φ = 38088689140800.

The previous prime is 122201211001087. The next prime is 122201211001123. The reversal of 122201211001100 is 1100112102221.

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

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, 7935135872 + ... + 7935151271.

Almost surely, 2^{122201211001100} is an apocalyptic number.

122201211001100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122201211001100 is an abundant number, since it is smaller than the sum of its proper divisors (208408610782708).

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

122201211001100 is a wasteful number, since it uses less digits than its factorization.

122201211001100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15870287175 (or 15870287168 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 122201211001100 its reverse (1100112102221), we get a palindrome (123301323103321).

The spelling of 122201211001100 in words is "one hundred twenty-two trillion, two hundred one billion, two hundred eleven million, one thousand, one hundred".