214531436123 has 16 divisors (see below), whose sum is σ = 226645163520. Its totient is φ = 202500603936.

The previous prime is 214531436107. The next prime is 214531436149. The reversal of 214531436123 is 321634135412.

It is a cyclic number.

It is not a de Polignac number, because 214531436123 - 2⁴ = 214531436107 is a prime.

It is a super-2 number, since 2×214531436123² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214531436023) 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, 14345336 + ... + 14360282.

It is an arithmetic number, because the mean of its divisors is an integer number (14165322720).

Almost surely, 2^214531436123 is an apocalyptic number.

214531436123 is a deficient number, since it is larger than the sum of its proper divisors (12113727397).

214531436123 is a wasteful number, since it uses less digits than its factorization.

214531436123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17666.

The product of its digits is 51840, while the sum is 35.

The spelling of 214531436123 in words is "two hundred fourteen billion, five hundred thirty-one million, four hundred thirty-six thousand, one hundred twenty-three".