1056161222 has 16 divisors (see below), whose sum is σ = 1615066992. Its totient is φ = 517898880.

The previous prime is 1056161203. The next prime is 1056161233. The reversal of 1056161222 is 2221616501.

It is a super-2 number, since 2×1056161222² = 2230953053713066568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1056161191 and 1056161200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 479 + ... + 45962.

It is an arithmetic number, because the mean of its divisors is an integer number (100941687).

Almost surely, 2^1056161222 is an apocalyptic number.

1056161222 is a deficient number, since it is larger than the sum of its proper divisors (558905770).

1056161222 is a wasteful number, since it uses less digits than its factorization.

1056161222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46663.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 1056161222 is about 32498.6341559149. The cubic root of 1056161222 is about 1018.3804948382.

Adding to 1056161222 its reverse (2221616501), we get a palindrome (3277777723).

The spelling of 1056161222 in words is "one billion, fifty-six million, one hundred sixty-one thousand, two hundred twenty-two".