23102021220321 has 8 divisors (see below), whose sum is σ = 30922549805664. Its totient is φ = 15341420057600.

The previous prime is 23102021220253. The next prime is 23102021220409. The reversal of 23102021220321 is 12302212020132.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23102021220321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23102021220521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14981854755 + ... + 14981856296.

It is an arithmetic number, because the mean of its divisors is an integer number (3865318725708).

Almost surely, 2^{23102021220321} is an apocalyptic number.

It is an amenable number.

23102021220321 is a deficient number, since it is larger than the sum of its proper divisors (7820528585343).

23102021220321 is a wasteful number, since it uses less digits than its factorization.

23102021220321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29963711311.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 23102021220321 its reverse (12302212020132), we get a palindrome (35404233240453).

The spelling of 23102021220321 in words is "twenty-three trillion, one hundred two billion, twenty-one million, two hundred twenty thousand, three hundred twenty-one".