20112014123123 has 32 divisors (see below), whose sum is σ = 22845700964352. Its totient is φ = 17574391411200.

The previous prime is 20112014123087. The next prime is 20112014123129. The reversal of 20112014123123 is 32132141021102.

It is not a de Polignac number, because 20112014123123 - 2⁶ = 20112014123059 is a prime.

It is a super-2 number, since 2×20112014123123² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20112014123129) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35193038 + ... + 35759948.

It is an arithmetic number, because the mean of its divisors is an integer number (713928155136).

Almost surely, 2^{20112014123123} is an apocalyptic number.

20112014123123 is a deficient number, since it is larger than the sum of its proper divisors (2733686841229).

20112014123123 is a wasteful number, since it uses less digits than its factorization.

20112014123123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 568875.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 20112014123123 its reverse (32132141021102), we get a palindrome (52244155144225).

The spelling of 20112014123123 in words is "twenty trillion, one hundred twelve billion, fourteen million, one hundred twenty-three thousand, one hundred twenty-three".