23421100023430 has 32 divisors (see below), whose sum is σ = 42193925561088. Its totient is φ = 9360455378400.

The previous prime is 23421100023427. The next prime is 23421100023439. The reversal of 23421100023430 is 3432000112432.

It is a junction number, because it is equal to n+sod(n) for n = 23421100023395 and 23421100023404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23421100023439) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57940999 + ... + 58343821.

It is an arithmetic number, because the mean of its divisors is an integer number (1318560173784).

Almost surely, 2^{23421100023430} is an apocalyptic number.

23421100023430 is a deficient number, since it is larger than the sum of its proper divisors (18772825537658).

23421100023430 is a wasteful number, since it uses less digits than its factorization.

23421100023430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407772.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 23421100023430 its reverse (3432000112432), we get a palindrome (26853100135862).

The spelling of 23421100023430 in words is "twenty-three trillion, four hundred twenty-one billion, one hundred million, twenty-three thousand, four hundred thirty".