1051216322 has 16 divisors (see below), whose sum is σ = 1701476280. Its totient is φ = 484217472.

The previous prime is 1051216303. The next prime is 1051216337. The reversal of 1051216322 is 2236121501.

It can be written as a sum of positive squares in 4 ways, for example, as 1004826601 + 46389721 = 31699^2 + 6811^2 .

It is a super-2 number, since 2×1051216322² = 2210111511278415368, which contains 22 as substring.

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, 26483 + ... + 52950.

Almost surely, 2^1051216322 is an apocalyptic number.

1051216322 is a deficient number, since it is larger than the sum of its proper divisors (650259958).

1051216322 is a wasteful number, since it uses less digits than its factorization.

1051216322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79957.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 1051216322 is about 32422.4663158126. The cubic root of 1051216322 is about 1016.7886705268.

Adding to 1051216322 its reverse (2236121501), we get a palindrome (3287337823).

The spelling of 1051216322 in words is "one billion, fifty-one million, two hundred sixteen thousand, three hundred twenty-two".