15422212005 has 16 divisors (see below), whose sum is σ = 24746658624. Its totient is φ = 8201473280.

The previous prime is 15422211991. The next prime is 15422212051. The reversal of 15422212005 is 50021222451.

It is not a de Polignac number, because 15422212005 - 2⁶ = 15422211941 is a prime.

It is a super-2 number, since 2×15422212005² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 1476276 + ... + 1486685.

It is an arithmetic number, because the mean of its divisors is an integer number (1546666164).

Almost surely, 2^15422212005 is an apocalyptic number.

15422212005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

15422212005 is a deficient number, since it is larger than the sum of its proper divisors (9324446619).

15422212005 is a wasteful number, since it uses less digits than its factorization.

15422212005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2963316.

The product of its (nonzero) digits is 1600, while the sum is 24.

Adding to 15422212005 its reverse (50021222451), we get a palindrome (65443434456).

The spelling of 15422212005 in words is "fifteen billion, four hundred twenty-two million, two hundred twelve thousand, five".