1201122100110 has 16 divisors (see below), whose sum is σ = 2882693040336. Its totient is φ = 320299226688.

The previous prime is 1201122100093. The next prime is 1201122100237. The reversal of 1201122100110 is 110012211021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20018701639 + ... + 20018701698.

It is an arithmetic number, because the mean of its divisors is an integer number (180168315021).

Almost surely, 2^{1201122100110} is an apocalyptic number.

1201122100110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1201122100110 is an abundant number, since it is smaller than the sum of its proper divisors (1681570940226).

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

1201122100110 is a wasteful number, since it uses less digits than its factorization.

1201122100110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40037403347.

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

Adding to 1201122100110 its reverse (110012211021), we get a palindrome (1311134311131).

It can be divided in two parts, 120112 and 2100110, that added together give a palindrome (2220222).

The spelling of 1201122100110 in words is "one trillion, two hundred one billion, one hundred twenty-two million, one hundred thousand, one hundred ten".