1122224402 has 8 divisors (see below), whose sum is σ = 1812824076. Its totient is φ = 517949712.

The previous prime is 1122224399. The next prime is 1122224431. The reversal of 1122224402 is 2044222211.

It can be written as a sum of positive squares in 2 ways, for example, as 1001026321 + 121198081 = 31639^2 + 11009^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21581213 + ... + 21581264.

Almost surely, 2^1122224402 is an apocalyptic number.

1122224402 is a deficient number, since it is larger than the sum of its proper divisors (690599674).

1122224402 is a wasteful number, since it uses less digits than its factorization.

1122224402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43162492.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 1122224402 is about 33499.6179381198. The cubic root of 1122224402 is about 1039.1858772857.

Adding to 1122224402 its reverse (2044222211), we get a palindrome (3166446613).

The spelling of 1122224402 in words is "one billion, one hundred twenty-two million, two hundred twenty-four thousand, four hundred two".