234400089031 has 2 divisors, whose sum is σ = 234400089032. Its totient is φ = 234400089030.

The previous prime is 234400088999. The next prime is 234400089041. The reversal of 234400089031 is 130980004432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 234400089031 - 2⁵ = 234400088999 is a prime.

It is a super-2 number, since 2×234400089031² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234400089041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117200044515 + 117200044516.

It is an arithmetic number, because the mean of its divisors is an integer number (117200044516).

Almost surely, 2^234400089031 is an apocalyptic number.

234400089031 is a deficient number, since it is larger than the sum of its proper divisors (1).

234400089031 is an equidigital number, since it uses as much as digits as its factorization.

234400089031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 34.

The spelling of 234400089031 in words is "two hundred thirty-four billion, four hundred million, eighty-nine thousand, thirty-one".