231350024140340 has 48 divisors (see below), whose sum is σ = 555241249920000. Its totient is φ = 79319837993472.

The previous prime is 231350024140219. The next prime is 231350024140387. The reversal of 231350024140340 is 43041420053132.

It is a junction number, because it is equal to n+sod(n) for n = 231350024140297 and 231350024140306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75721661 + ... + 78717659.

It is an arithmetic number, because the mean of its divisors is an integer number (11567526040000).

Almost surely, 2^{231350024140340} is an apocalyptic number.

231350024140340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

231350024140340 is an abundant number, since it is smaller than the sum of its proper divisors (323891225779660).

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

231350024140340 is a wasteful number, since it uses less digits than its factorization.

231350024140340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3547584 (or 3547582 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 231350024140340 its reverse (43041420053132), we get a palindrome (274391444193472).

The spelling of 231350024140340 in words is "two hundred thirty-one trillion, three hundred fifty billion, twenty-four million, one hundred forty thousand, three hundred forty".