11402240402 has 16 divisors (see below), whose sum is σ = 19814462592. Its totient is φ = 4819733280.

The previous prime is 11402240401. The next prime is 11402240407. The reversal of 11402240402 is 20404220411.

It is a super-2 number, since 2×11402240402² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11402240401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5577374 + ... + 5579417.

It is an arithmetic number, because the mean of its divisors is an integer number (1238403912).

Almost surely, 2^11402240402 is an apocalyptic number.

11402240402 is a deficient number, since it is larger than the sum of its proper divisors (8412222190).

11402240402 is a wasteful number, since it uses less digits than its factorization.

11402240402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11156873.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 11402240402 its reverse (20404220411), we get a palindrome (31806460813).

The spelling of 11402240402 in words is "eleven billion, four hundred two million, two hundred forty thousand, four hundred two".