2211202402 has 8 divisors (see below), whose sum is σ = 3317928912. Its totient is φ = 1105226100.

The previous prime is 2211202391. The next prime is 2211202403. The reversal of 2211202402 is 2042021122.

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

It is a super-2 number, since 2×2211202402² = 9778832125221139208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2211202403) by changing a digit.

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, 180124 + ... + 192007.

It is an arithmetic number, because the mean of its divisors is an integer number (414741114).

Almost surely, 2^2211202402 is an apocalyptic number.

2211202402 is a deficient number, since it is larger than the sum of its proper divisors (1106726510).

2211202402 is a wasteful number, since it uses less digits than its factorization.

2211202402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375104.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 2211202402 is about 47023.4239714634. The cubic root of 2211202402 is about 1302.7952480973.

Adding to 2211202402 its reverse (2042021122), we get a palindrome (4253223524).

The spelling of 2211202402 in words is "two billion, two hundred eleven million, two hundred two thousand, four hundred two".