1002221294 has 16 divisors (see below), whose sum is σ = 1549450608. Its totient is φ = 485834112.

The previous prime is 1002221293. The next prime is 1002221299. The reversal of 1002221294 is 4921222001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002221293) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2987 + ... + 44870.

It is an arithmetic number, because the mean of its divisors is an integer number (96840663).

Almost surely, 2^1002221294 is an apocalyptic number.

1002221294 is a deficient number, since it is larger than the sum of its proper divisors (547229314).

1002221294 is a wasteful number, since it uses less digits than its factorization.

1002221294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48179.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 1002221294 is about 31657.8788613514. The cubic root of 1002221294 is about 1000.7398837703.

Adding to 1002221294 its reverse (4921222001), we get a palindrome (5923443295).

The spelling of 1002221294 in words is "one billion, two million, two hundred twenty-one thousand, two hundred ninety-four".