11723403002 has 16 divisors (see below), whose sum is σ = 18404148672. Its totient is φ = 5590200000.

The previous prime is 11723402989. The next prime is 11723403011. The reversal of 11723403002 is 20030432711.

It is a super-2 number, since 2×11723403002² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 362624 + ... + 393627.

It is an arithmetic number, because the mean of its divisors is an integer number (1150259292).

Almost surely, 2^11723403002 is an apocalyptic number.

11723403002 is a deficient number, since it is larger than the sum of its proper divisors (6680745670).

11723403002 is a wasteful number, since it uses less digits than its factorization.

11723403002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 756613.

The product of its (nonzero) digits is 1008, while the sum is 23.

Adding to 11723403002 its reverse (20030432711), we get a palindrome (31753835713).

The spelling of 11723403002 in words is "eleven billion, seven hundred twenty-three million, four hundred three thousand, two".