1101438211113 has 16 divisors (see below), whose sum is σ = 1631790477760. Its totient is φ = 734278566528.

The previous prime is 1101438211109. The next prime is 1101438211121. The reversal of 1101438211113 is 3111128341011.

It is a happy number.

1101438211113 is a `hidden beast` number, since 1 + 1 + 0 + 1 + 438 + 211 + 1 + 13 = 666.

It is not a de Polignac number, because 1101438211113 - 2² = 1101438211109 is a prime.

It is a super-2 number, since 2×1101438211113² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1101438211193) 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, 1236006 + ... + 1931472.

It is an arithmetic number, because the mean of its divisors is an integer number (101986904860).

Almost surely, 2^{1101438211113} is an apocalyptic number.

It is an amenable number.

1101438211113 is a deficient number, since it is larger than the sum of its proper divisors (530352266647).

1101438211113 is an equidigital number, since it uses as much as digits as its factorization.

1101438211113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 754133 (or 754127 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 27.

The spelling of 1101438211113 in words is "one trillion, one hundred one billion, four hundred thirty-eight million, two hundred eleven thousand, one hundred thirteen".