1244122002 has 48 divisors (see below), whose sum is σ = 2724714720. Its totient is φ = 410250816.

The previous prime is 1244121997. The next prime is 1244122031. The reversal of 1244122002 is 2002214421.

1244122002 is a `hidden beast` number, since 1 + 2 + 441 + 220 + 0 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 867478 + ... + 868910.

It is an arithmetic number, because the mean of its divisors is an integer number (56764890).

Almost surely, 2^1244122002 is an apocalyptic number.

1244122002 is an abundant number, since it is smaller than the sum of its proper divisors (1480592718).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1244122002 is a wasteful number, since it uses less digits than its factorization.

1244122002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1927 (or 1924 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 1244122002 is about 35272.1136593769. The cubic root of 1244122002 is about 1075.5261897041.

Adding to 1244122002 its reverse (2002214421), we get a palindrome (3246336423).

It can be divided in two parts, 12441 and 22002, that added together give a palindrome (34443).

The spelling of 1244122002 in words is "one billion, two hundred forty-four million, one hundred twenty-two thousand, two".