40203234124230 has 128 divisors (see below), whose sum is σ = 98727339110400. Its totient is φ = 10472900106240.

The previous prime is 40203234124217. The next prime is 40203234124241. The reversal of 40203234124230 is 3242143230204.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2215167196 + ... + 2215185344.

It is an arithmetic number, because the mean of its divisors is an integer number (771307336800).

Almost surely, 2^{40203234124230} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40203234124230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49363669555200).

40203234124230 is an abundant number, since it is smaller than the sum of its proper divisors (58524104986170).

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

40203234124230 is a wasteful number, since it uses less digits than its factorization.

40203234124230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21094.

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 40203234124230 its reverse (3242143230204), we get a palindrome (43445377354434).

The spelling of 40203234124230 in words is "forty trillion, two hundred three billion, two hundred thirty-four million, one hundred twenty-four thousand, two hundred thirty".