1200023341111 has 16 divisors (see below), whose sum is σ = 1400700026880. Its totient is φ = 1006659878400.

The previous prime is 1200023341093. The next prime is 1200023341141. The reversal of 1200023341111 is 1111433200021.

It is a cyclic number.

It is not a de Polignac number, because 1200023341111 - 2¹¹ = 1200023339063 is a prime.

It is a super-2 number, since 2×1200023341111² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200023341141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8287786 + ... + 8431336.

It is an arithmetic number, because the mean of its divisors is an integer number (87543751680).

Almost surely, 2^{1200023341111} is an apocalyptic number.

1200023341111 is a deficient number, since it is larger than the sum of its proper divisors (200676685769).

1200023341111 is a wasteful number, since it uses less digits than its factorization.

1200023341111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169014.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 1200023341111 its reverse (1111433200021), we get a palindrome (2311456541132).

The spelling of 1200023341111 in words is "one trillion, two hundred billion, twenty-three million, three hundred forty-one thousand, one hundred eleven".