1022312132 has 6 divisors (see below), whose sum is σ = 1789046238. Its totient is φ = 511156064.

The previous prime is 1022312131. The next prime is 1022312167. The reversal of 1022312132 is 2312132201.

It can be written as a sum of positive squares in only one way, i.e., 982571716 + 39740416 = 31346^2 + 6304^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1022312132.

It is not an unprimeable number, because it can be changed into a prime (1022312131) by changing a digit.

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 as a sum of consecutive naturals, namely, 127789013 + ... + 127789020.

It is an arithmetic number, because the mean of its divisors is an integer number (298174373).

Almost surely, 2^1022312132 is an apocalyptic number.

It is an amenable number.

1022312132 is a deficient number, since it is larger than the sum of its proper divisors (766734106).

1022312132 is a wasteful number, since it uses less digits than its factorization.

1022312132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255578037 (or 255578035 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1022312132 is about 31973.6161858492. The cubic root of 1022312132 is about 1007.3827383758.

Adding to 1022312132 its reverse (2312132201), we get a palindrome (3334444333).

The spelling of 1022312132 in words is "one billion, twenty-two million, three hundred twelve thousand, one hundred thirty-two".