1021132222 has 16 divisors (see below), whose sum is σ = 1679698944. Its totient is φ = 461719000.

The previous prime is 1021132207. The next prime is 1021132237. The reversal of 1021132222 is 2222311201.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1021132207) and next prime (1021132237).

It is a super-2 number, since 2×1021132222² = 2085422029613314568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1021132196 and 1021132205.

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, 117304 + ... + 125707.

It is an arithmetic number, because the mean of its divisors is an integer number (104981184).

Almost surely, 2^1021132222 is an apocalyptic number.

1021132222 is a deficient number, since it is larger than the sum of its proper divisors (658566722).

1021132222 is a wasteful number, since it uses less digits than its factorization.

1021132222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243215.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1021132222 is about 31955.1595520974. The cubic root of 1021132222 is about 1006.9950294727.

Adding to 1021132222 its reverse (2222311201), we get a palindrome (3243443423).

The spelling of 1021132222 in words is "one billion, twenty-one million, one hundred thirty-two thousand, two hundred twenty-two".