102021323011223 has 32 divisors (see below), whose sum is σ = 128329599214080. Its totient is φ = 78788363996160.

The previous prime is 102021323011217. The next prime is 102021323011301. The reversal of 102021323011223 is 322110323120201.

It is not a de Polignac number, because 102021323011223 - 2⁴ = 102021323011207 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102021323011423) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 132646136 + ... + 133413042.

It is an arithmetic number, because the mean of its divisors is an integer number (4010299975440).

Almost surely, 2^{102021323011223} is an apocalyptic number.

102021323011223 is a deficient number, since it is larger than the sum of its proper divisors (26308276202857).

102021323011223 is a wasteful number, since it uses less digits than its factorization.

102021323011223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 782327.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 102021323011223 its reverse (322110323120201), we get a palindrome (424131646131424).

The spelling of 102021323011223 in words is "one hundred two trillion, twenty-one billion, three hundred twenty-three million, eleven thousand, two hundred twenty-three".