11052121634215 has 4 divisors (see below), whose sum is σ = 13262545961064. Its totient is φ = 8841697307368.

The previous prime is 11052121634171. The next prime is 11052121634291. The reversal of 11052121634215 is 51243612125011.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11052121634215 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1105212163417 + ... + 1105212163426.

It is an arithmetic number, because the mean of its divisors is an integer number (3315636490266).

Almost surely, 2^{11052121634215} is an apocalyptic number.

11052121634215 is a deficient number, since it is larger than the sum of its proper divisors (2210424326849).

11052121634215 is an equidigital number, since it uses as much as digits as its factorization.

11052121634215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2210424326848.

The product of its (nonzero) digits is 14400, while the sum is 34.

Adding to 11052121634215 its reverse (51243612125011), we get a palindrome (62295733759226).

The spelling of 11052121634215 in words is "eleven trillion, fifty-two billion, one hundred twenty-one million, six hundred thirty-four thousand, two hundred fifteen".