1222024402 has 16 divisors (see below), whose sum is σ = 1924243200. Its totient is φ = 581278320.

The previous prime is 1222024399. The next prime is 1222024409. The reversal of 1222024402 is 2044202221.

It is a self number, because there is not a number n which added to its sum of digits gives 1222024402.

It is not an unprimeable number, because it can be changed into a prime (1222024409) 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, 163377 + ... + 170692.

It is an arithmetic number, because the mean of its divisors is an integer number (120265200).

Almost surely, 2^1222024402 is an apocalyptic number.

1222024402 is a deficient number, since it is larger than the sum of its proper divisors (702218798).

1222024402 is a wasteful number, since it uses less digits than its factorization.

1222024402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334161.

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 1222024402 is about 34957.4656117974. The cubic root of 1222024402 is about 1069.1204236905.

Adding to 1222024402 its reverse (2044202221), we get a palindrome (3266226623).

The spelling of 1222024402 in words is "one billion, two hundred twenty-two million, twenty-four thousand, four hundred two".