10343221155 has 32 divisors (see below), whose sum is σ = 18446771520. Its totient is φ = 5498737920.

The previous prime is 10343221139. The next prime is 10343221181. The reversal of 10343221155 is 55112234301.

10343221155 is a `hidden beast` number, since 10 + 3 + 432 + 211 + 5 + 5 = 666.

It is not a de Polignac number, because 10343221155 - 2⁴ = 10343221139 is a prime.

It is a super-2 number, since 2×10343221155² (a number of 21 digits) contains 22 as substring.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 80136 + ... + 164645.

It is an arithmetic number, because the mean of its divisors is an integer number (576461610).

Almost surely, 2^10343221155 is an apocalyptic number.

10343221155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10343221155 is a deficient number, since it is larger than the sum of its proper divisors (8103550365).

10343221155 is a wasteful number, since it uses less digits than its factorization.

10343221155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245108 (or 245102 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 10343221155 its reverse (55112234301), we get a palindrome (65455455456).

The spelling of 10343221155 in words is "ten billion, three hundred forty-three million, two hundred twenty-one thousand, one hundred fifty-five".