11422210402 has 4 divisors (see below), whose sum is σ = 17133315606. Its totient is φ = 5711105200.

The previous prime is 11422210399. The next prime is 11422210421. The reversal of 11422210402 is 20401222411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20401222411 = 18443 ⋅1106177.

It can be written as a sum of positive squares in only one way, i.e., 10903327561 + 518882841 = 104419^2 + 22779^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11422210402.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2855552599 + ... + 2855552602.

Almost surely, 2^11422210402 is an apocalyptic number.

11422210402 is a deficient number, since it is larger than the sum of its proper divisors (5711105204).

11422210402 is an equidigital number, since it uses as much as digits as its factorization.

11422210402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5711105203.

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

Adding to 11422210402 its reverse (20401222411), we get a palindrome (31823432813).

The spelling of 11422210402 in words is "eleven billion, four hundred twenty-two million, two hundred ten thousand, four hundred two".