1201110113011 has 16 divisors (see below), whose sum is σ = 1207395020160. Its totient is φ = 1194847580160.

The previous prime is 1201110112963. The next prime is 1201110113017. The reversal of 1201110113011 is 1103110111021.

It is a cyclic number.

It is not a de Polignac number, because 1201110113011 - 2³⁷ = 1063671159539 is a prime.

It is a super-2 number, since 2×1201110113011² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1201110112982 and 1201110113000.

It is not an unprimeable number, because it can be changed into a prime (1201110113017) 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, 216140845 + ... + 216146401.

It is an arithmetic number, because the mean of its divisors is an integer number (75462188760).

Almost surely, 2^{1201110113011} is an apocalyptic number.

1201110113011 is a deficient number, since it is larger than the sum of its proper divisors (6284907149).

1201110113011 is an equidigital number, since it uses as much as digits as its factorization.

1201110113011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7374.

The product of its (nonzero) digits is 6, while the sum is 13.

Adding to 1201110113011 its reverse (1103110111021), we get a palindrome (2304220224032).

The spelling of 1201110113011 in words is "one trillion, two hundred one billion, one hundred ten million, one hundred thirteen thousand, eleven".