1224051002 has 4 divisors (see below), whose sum is σ = 1836076506. Its totient is φ = 612025500.

The previous prime is 1224051001. The next prime is 1224051013. The reversal of 1224051002 is 2001504221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2001504221 = 163 ⋅12279167.

It can be written as a sum of positive squares in only one way, i.e., 974126521 + 249924481 = 31211^2 + 15809^2 .

It is not an unprimeable number, because it can be changed into a prime (1224051001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306012749 + ... + 306012752.

Almost surely, 2^1224051002 is an apocalyptic number.

1224051002 is a deficient number, since it is larger than the sum of its proper divisors (612025504).

1224051002 is an equidigital number, since it uses as much as digits as its factorization.

1224051002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612025503.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 1224051002 is about 34986.4402590489. The cubic root of 1224051002 is about 1069.7111055165.

Adding to 1224051002 its reverse (2001504221), we get a palindrome (3225555223).

The spelling of 1224051002 in words is "one billion, two hundred twenty-four million, fifty-one thousand, two".