1104020212111 has 4 divisors (see below), whose sum is σ = 1104028225432. Its totient is φ = 1104012198792.

The previous prime is 1104020212093. The next prime is 1104020212121. The reversal of 1104020212111 is 1112120204011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1104020212111 - 2⁹ = 1104020211599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1104020212121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3796320 + ... + 4076773.

It is an arithmetic number, because the mean of its divisors is an integer number (276007056358).

Almost surely, 2^{1104020212111} is an apocalyptic number.

1104020212111 is a deficient number, since it is larger than the sum of its proper divisors (8013321).

1104020212111 is an equidigital number, since it uses as much as digits as its factorization.

1104020212111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8013320.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1104020212111 its reverse (1112120204011), we get a palindrome (2216140416122).

It can be divided in two parts, 1104020 and 212111, that added together give a palindrome (1316131).

The spelling of 1104020212111 in words is "one trillion, one hundred four billion, twenty million, two hundred twelve thousand, one hundred eleven".