23021423412402 has 8 divisors (see below), whose sum is σ = 46042846824816. Its totient is φ = 7673807804132.

The previous prime is 23021423412401. The next prime is 23021423412413. The reversal of 23021423412402 is 20421432412032.

It is a sphenic number, since it is the product of 3 distinct primes.

23021423412402 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 23021423412402.

It is not an unprimeable number, because it can be changed into a prime (23021423412401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1918451951028 + ... + 1918451951039.

It is an arithmetic number, because the mean of its divisors is an integer number (5755355853102).

Almost surely, 2^{23021423412402} is an apocalyptic number.

23021423412402 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

23021423412402 is a wasteful number, since it uses less digits than its factorization.

23021423412402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3836903902072.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 23021423412402 its reverse (20421432412032), we get a palindrome (43442855824434).

The spelling of 23021423412402 in words is "twenty-three trillion, twenty-one billion, four hundred twenty-three million, four hundred twelve thousand, four hundred two".