2151134441222 has 32 divisors (see below), whose sum is σ = 3557854866720. Its totient is φ = 969160308480.

The previous prime is 2151134441221. The next prime is 2151134441227. The reversal of 2151134441222 is 2221444311512.

It is a super-2 number, since 2×2151134441222² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2151134441221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1289522 + ... + 2442362.

It is an arithmetic number, because the mean of its divisors is an integer number (111182964585).

Almost surely, 2^{2151134441222} is an apocalyptic number.

2151134441222 is a deficient number, since it is larger than the sum of its proper divisors (1406720425498).

2151134441222 is a wasteful number, since it uses less digits than its factorization.

2151134441222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1154568.

The product of its digits is 15360, while the sum is 32.

Adding to 2151134441222 its reverse (2221444311512), we get a palindrome (4372578752734).

The spelling of 2151134441222 in words is "two trillion, one hundred fifty-one billion, one hundred thirty-four million, four hundred forty-one thousand, two hundred twenty-two".