1222014402 has 24 divisors (see below), whose sum is σ = 3025940736. Its totient is φ = 349146936.

The previous prime is 1222014373. The next prime is 1222014457. The reversal of 1222014402 is 2044102221.

1222014402 is a `hidden beast` number, since 1 + 2 + 220 + 1 + 440 + 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 11 ways as a sum of consecutive naturals, for example, 4849138 + ... + 4849389.

It is an arithmetic number, because the mean of its divisors is an integer number (126080864).

Almost surely, 2^1222014402 is an apocalyptic number.

1222014402 is an abundant number, since it is smaller than the sum of its proper divisors (1803926334).

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

1222014402 is a wasteful number, since it uses less digits than its factorization.

1222014402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9698542 (or 9698539 counting only the distinct ones).

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

The square root of 1222014402 is about 34957.3225805410. The cubic root of 1222014402 is about 1069.1175074275.

Adding to 1222014402 its reverse (2044102221), we get a palindrome (3266116623).

The spelling of 1222014402 in words is "one billion, two hundred twenty-two million, fourteen thousand, four hundred two".