400230242011123 has 16 divisors (see below), whose sum is σ = 427806346516416. Its totient is φ = 373106677565440.

The previous prime is 400230242011091. The next prime is 400230242011151. The reversal of 400230242011123 is 321110242032004.

It is a cyclic number.

It is not a de Polignac number, because 400230242011123 - 2⁵ = 400230242011091 is a prime.

It is a super-2 number, since 2×400230242011123² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (400230245011123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66040036 + ... + 71845297.

It is an arithmetic number, because the mean of its divisors is an integer number (26737896657276).

Almost surely, 2^{400230242011123} is an apocalyptic number.

400230242011123 is a deficient number, since it is larger than the sum of its proper divisors (27576104505293).

400230242011123 is a wasteful number, since it uses less digits than its factorization.

400230242011123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137886974.

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

Adding to 400230242011123 its reverse (321110242032004), we get a palindrome (721340484043127).

The spelling of 400230242011123 in words is "four hundred trillion, two hundred thirty billion, two hundred forty-two million, eleven thousand, one hundred twenty-three".