234021300000000 has 1296 divisors, whose sum is σ = 828298638410880. Its totient is φ = 58544640000000.

The previous prime is 234021299999987. The next prime is 234021300000013. The reversal of 234021300000000 is 3120432.

It is an interprime number because it is at equal distance from previous prime (234021299999987) and next prime (234021300000013).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 321899999637 + ... + 321900000363.

Almost surely, 2^{234021300000000} is an apocalyptic number.

234021300000000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 234021300000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (414149319205440).

234021300000000 is an abundant number, since it is smaller than the sum of its proper divisors (594277338410880).

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

234021300000000 is an frugal number, since it uses more digits than its factorization.

234021300000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 852 (or 803 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 234021300000000 its reverse (3120432), we get a palindrome (234021303120432).

The spelling of 234021300000000 in words is "two hundred thirty-four trillion, twenty-one billion, three hundred million", and thus it is an aban number.