11402215234 has 4 divisors (see below), whose sum is σ = 17103322854. Its totient is φ = 5701107616.

The previous prime is 11402215207. The next prime is 11402215243. The reversal of 11402215234 is 43251220411.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 8512830225 + 2889385009 = 92265^2 + 53753^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11402215199 and 11402215208.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2850553807 + ... + 2850553810.

Almost surely, 2^11402215234 is an apocalyptic number.

11402215234 is a deficient number, since it is larger than the sum of its proper divisors (5701107620).

11402215234 is an equidigital number, since it uses as much as digits as its factorization.

11402215234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5701107619.

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 11402215234 its reverse (43251220411), we get a palindrome (54653435645).

The spelling of 11402215234 in words is "eleven billion, four hundred two million, two hundred fifteen thousand, two hundred thirty-four".