23421102330 has 64 divisors (see below), whose sum is σ = 58101120000. Its totient is φ = 6036111360.

The previous prime is 23421102319. The next prime is 23421102337. The reversal of 23421102330 is 3320112432.

It is a junction number, because it is equal to n+sod(n) for n = 23421102297 and 23421102306.

It is not an unprimeable number, because it can be changed into a prime (23421102337) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 698796 + ... + 731544.

It is an arithmetic number, because the mean of its divisors is an integer number (907830000).

Almost surely, 2^23421102330 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23421102330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29050560000).

23421102330 is an abundant number, since it is smaller than the sum of its proper divisors (34680017670).

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

23421102330 is a wasteful number, since it uses less digits than its factorization.

23421102330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33559.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 23421102330 its reverse (3320112432), we get a palindrome (26741214762).

It can be divided in two parts, 23421 and 102330, that added together give a triangular number (125751 = T₅₀₁).

The spelling of 23421102330 in words is "twenty-three billion, four hundred twenty-one million, one hundred two thousand, three hundred thirty".