23421402213 has 8 divisors (see below), whose sum is σ = 34067494176. Its totient is φ = 14194789200.

The previous prime is 23421402203. The next prime is 23421402223. The reversal of 23421402213 is 31220412432.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (23421402203) and next prime (23421402223).

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

It is not a de Polignac number, because 23421402213 - 2⁶ = 23421402149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23421402203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 354869698 + ... + 354869763.

It is an arithmetic number, because the mean of its divisors is an integer number (4258436772).

Almost surely, 2^23421402213 is an apocalyptic number.

It is an amenable number.

23421402213 is a deficient number, since it is larger than the sum of its proper divisors (10646091963).

23421402213 is a wasteful number, since it uses less digits than its factorization.

23421402213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 709739475.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 23421402213 its reverse (31220412432), we get a palindrome (54641814645).

The spelling of 23421402213 in words is "twenty-three billion, four hundred twenty-one million, four hundred two thousand, two hundred thirteen".