11050421134155 has 32 divisors (see below), whose sum is σ = 19063918036800. Its totient is φ = 5433580930560.

The previous prime is 11050421134141. The next prime is 11050421134163. The reversal of 11050421134155 is 55143112405011.

It is not a de Polignac number, because 11050421134155 - 2¹⁵ = 11050421101387 is a prime.

It is a super-2 number, since 2×11050421134155² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34351980 + ... + 34672169.

It is an arithmetic number, because the mean of its divisors is an integer number (595747438650).

Almost surely, 2^{11050421134155} is an apocalyptic number.

11050421134155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11050421134155 is a deficient number, since it is larger than the sum of its proper divisors (8013496902645).

11050421134155 is a wasteful number, since it uses less digits than its factorization.

11050421134155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69024991.

The product of its (nonzero) digits is 12000, while the sum is 33.

Adding to 11050421134155 its reverse (55143112405011), we get a palindrome (66193533539166).

The spelling of 11050421134155 in words is "eleven trillion, fifty billion, four hundred twenty-one million, one hundred thirty-four thousand, one hundred fifty-five".