140023101231234 has 384 divisors, whose sum is σ = 367448990388480. Its totient is φ = 39577772703744.

The previous prime is 140023101231193. The next prime is 140023101231253. The reversal of 140023101231234 is 432132101320041.

140023101231234 is a `hidden beast` number, since 1 + 4 + 0 + 0 + 2 + 310 + 1 + 2 + 312 + 34 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 140023101231198 and 140023101231207.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 784296762 + ... + 784475274.

It is an arithmetic number, because the mean of its divisors is an integer number (956898412470).

Almost surely, 2^{140023101231234} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140023101231234, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183724495194240).

140023101231234 is an abundant number, since it is smaller than the sum of its proper divisors (227425889157246).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140023101231234 is a wasteful number, since it uses less digits than its factorization.

140023101231234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178736 (or 178724 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 140023101231234 its reverse (432132101320041), we get a palindrome (572155202551275).

The spelling of 140023101231234 in words is "one hundred forty trillion, twenty-three billion, one hundred one million, two hundred thirty-one thousand, two hundred thirty-four".