1201123023110 has 16 divisors (see below), whose sum is σ = 2162038682736. Its totient is φ = 480445377888.

The previous prime is 1201123023071. The next prime is 1201123023127. The reversal of 1201123023110 is 113203211021.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1079144 + ... + 1888596.

It is an arithmetic number, because the mean of its divisors is an integer number (135127417671).

Almost surely, 2^{1201123023110} is an apocalyptic number.

1201123023110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1201123023110 is a deficient number, since it is larger than the sum of its proper divisors (960915659626).

1201123023110 is a wasteful number, since it uses less digits than its factorization.

1201123023110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 957847.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1201123023110 its reverse (113203211021), we get a palindrome (1314326234131).

The spelling of 1201123023110 in words is "one trillion, two hundred one billion, one hundred twenty-three million, twenty-three thousand, one hundred ten".