11221402 has 8 divisors (see below), whose sum is σ = 16912512. Its totient is φ = 5583900.

The previous prime is 11221393. The next prime is 11221417. The reversal of 11221402 is 20412211.

It is a happy number.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12874 + ... + 13717.

It is an arithmetic number, because the mean of its divisors is an integer number (2114064).

Almost surely, 2^11221402 is an apocalyptic number.

11221402 is a deficient number, since it is larger than the sum of its proper divisors (5691110).

11221402 is a wasteful number, since it uses less digits than its factorization.

11221402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26804.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 11221402 is about 3349.8361153943. The cubic root of 11221402 is about 223.8802107174.

Adding to 11221402 its reverse (20412211), we get a palindrome (31633613).

The spelling of 11221402 in words is "eleven million, two hundred twenty-one thousand, four hundred two".