1222141402 has 8 divisors (see below), whose sum is σ = 1833422976. Its totient is φ = 611000412.

The previous prime is 1222141397. The next prime is 1222141429. The reversal of 1222141402 is 2041412221.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1222141402.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9738 + ... + 50389.

It is an arithmetic number, because the mean of its divisors is an integer number (229177872).

Almost surely, 2^1222141402 is an apocalyptic number.

1222141402 is a deficient number, since it is larger than the sum of its proper divisors (611281574).

1222141402 is a wasteful number, since it uses less digits than its factorization.

1222141402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70292.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 1222141402 is about 34959.1390340208. The cubic root of 1222141402 is about 1069.1545427848.

Adding to 1222141402 its reverse (2041412221), we get a palindrome (3263553623).

The spelling of 1222141402 in words is "one billion, two hundred twenty-two million, one hundred forty-one thousand, four hundred two".