23430402040111 has 4 divisors (see below), whose sum is σ = 25560438589224. Its totient is φ = 21300365491000.

The previous prime is 23430402040109. The next prime is 23430402040159. The reversal of 23430402040111 is 11104020403432.

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

It is a cyclic number.

It is not a de Polignac number, because 23430402040111 - 2¹ = 23430402040109 is a prime.

It is a super-2 number, since 2×23430402040111² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23430402040211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1065018274540 + ... + 1065018274561.

It is an arithmetic number, because the mean of its divisors is an integer number (6390109647306).

Almost surely, 2^{23430402040111} is an apocalyptic number.

23430402040111 is a deficient number, since it is larger than the sum of its proper divisors (2130036549113).

23430402040111 is a wasteful number, since it uses less digits than its factorization.

23430402040111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2130036549112.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 23430402040111 its reverse (11104020403432), we get a palindrome (34534422443543).

The spelling of 23430402040111 in words is "twenty-three trillion, four hundred thirty billion, four hundred two million, forty thousand, one hundred eleven".