102021123320223 has 16 divisors (see below), whose sum is σ = 140755560802560. Its totient is φ = 65685928359744.

The previous prime is 102021123320189. The next prime is 102021123320231. The reversal of 102021123320223 is 322023321120201.

It is not a de Polignac number, because 102021123320223 - 2⁶ = 102021123320159 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102021123320193 and 102021123320202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102021123320243) 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, 4443030211 + ... + 4443053172.

It is an arithmetic number, because the mean of its divisors is an integer number (8797222550160).

Almost surely, 2^{102021123320223} is an apocalyptic number.

102021123320223 is a deficient number, since it is larger than the sum of its proper divisors (38734437482337).

102021123320223 is an equidigital number, since it uses as much as digits as its factorization.

102021123320223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8886083518.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 102021123320223 its reverse (322023321120201), we get a palindrome (424044444440424).

The spelling of 102021123320223 in words is "one hundred two trillion, twenty-one billion, one hundred twenty-three million, three hundred twenty thousand, two hundred twenty-three".