102201011023 has 4 divisors (see below), whose sum is σ = 102261379528. Its totient is φ = 102140642520.

The previous prime is 102201010979. The next prime is 102201011041. The reversal of 102201011023 is 320110102201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 102201011023 - 2¹⁷ = 102200879951 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102201010994 and 102201011012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102201015023) 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, 30181713 + ... + 30185098.

It is an arithmetic number, because the mean of its divisors is an integer number (25565344882).

Almost surely, 2^102201011023 is an apocalyptic number.

102201011023 is a deficient number, since it is larger than the sum of its proper divisors (60368505).

102201011023 is an equidigital number, since it uses as much as digits as its factorization.

102201011023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60368504.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 102201011023 its reverse (320110102201), we get a palindrome (422311113224).

The spelling of 102201011023 in words is "one hundred two billion, two hundred one million, eleven thousand, twenty-three".