11204055515101 has 4 divisors (see below), whose sum is σ = 11222949369852. Its totient is φ = 11185161660352.

The previous prime is 11204055515089. The next prime is 11204055515113. The reversal of 11204055515101 is 10151555040211.

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

It is an interprime number because it is at equal distance from previous prime (11204055515089) and next prime (11204055515113).

It can be written as a sum of positive squares in 2 ways, for example, as 3557580684025 + 7646474831076 = 1886155^2 + 2765226^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11204055515101 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 (11204055515131) 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, 9446926486 + ... + 9446927671.

It is an arithmetic number, because the mean of its divisors is an integer number (2805737342463).

Almost surely, 2^{11204055515101} is an apocalyptic number.

It is an amenable number.

11204055515101 is a deficient number, since it is larger than the sum of its proper divisors (18893854751).

11204055515101 is an equidigital number, since it uses as much as digits as its factorization.

11204055515101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18893854750.

The product of its (nonzero) digits is 5000, while the sum is 31.

The spelling of 11204055515101 in words is "eleven trillion, two hundred four billion, fifty-five million, five hundred fifteen thousand, one hundred one".