11200121402 has 8 divisors (see below), whose sum is σ = 16804953300. Its totient is φ = 5598470304.

The previous prime is 11200121399. The next prime is 11200121411. The reversal of 11200121402 is 20412100211.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 10009802401 + 1190319001 = 100049^2 + 34501^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 786377 + ... + 800492.

Almost surely, 2^11200121402 is an apocalyptic number.

11200121402 is a deficient number, since it is larger than the sum of its proper divisors (5604831898).

11200121402 is a wasteful number, since it uses less digits than its factorization.

11200121402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1590400.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 11200121402 its reverse (20412100211), we get a palindrome (31612221613).

The spelling of 11200121402 in words is "eleven billion, two hundred million, one hundred twenty-one thousand, four hundred two".