11211202402 has 8 divisors (see below), whose sum is σ = 16827595200. Its totient is φ = 5602004004.

The previous prime is 11211202367. The next prime is 11211202403. The reversal of 11211202402 is 20420211211.

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

It is a super-2 number, since 2×11211202402² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11211202403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1794702 + ... + 1800937.

It is an arithmetic number, because the mean of its divisors is an integer number (2103449400).

Almost surely, 2^11211202402 is an apocalyptic number.

11211202402 is a deficient number, since it is larger than the sum of its proper divisors (5616392798).

11211202402 is a wasteful number, since it uses less digits than its factorization.

11211202402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3597200.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 11211202402 its reverse (20420211211), we get a palindrome (31631413613).

The spelling of 11211202402 in words is "eleven billion, two hundred eleven million, two hundred two thousand, four hundred two".