1201100110110 has 48 divisors (see below), whose sum is σ = 3126158143056. Its totient is φ = 319955121024.

The previous prime is 1201100110061. The next prime is 1201100110129. The reversal of 1201100110110 is 110110011021.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1201100110092 and 1201100110101.

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, 6960999 + ... + 7131458.

It is an arithmetic number, because the mean of its divisors is an integer number (65128294647).

Almost surely, 2^{1201100110110} is an apocalyptic number.

1201100110110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1201100110110 is an abundant number, since it is smaller than the sum of its proper divisors (1925058032946).

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

1201100110110 is a wasteful number, since it uses less digits than its factorization.

1201100110110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14093417 (or 14093414 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 1201100110110 its reverse (110110011021), we get a palindrome (1311210121131).

The spelling of 1201100110110 in words is "one trillion, two hundred one billion, one hundred million, one hundred ten thousand, one hundred ten".