10142123202223 has 4 divisors (see below), whose sum is σ = 10281056396848. Its totient is φ = 10003190007600.

The previous prime is 10142123202199. The next prime is 10142123202269. The reversal of 10142123202223 is 32220232124101.

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 10142123202223 - 2⁵ = 10142123202191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10142123202023) 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, 69466597203 + ... + 69466597348.

It is an arithmetic number, because the mean of its divisors is an integer number (2570264099212).

Almost surely, 2^{10142123202223} is an apocalyptic number.

10142123202223 is a deficient number, since it is larger than the sum of its proper divisors (138933194625).

10142123202223 is an equidigital number, since it uses as much as digits as its factorization.

10142123202223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138933194624.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 10142123202223 its reverse (32220232124101), we get a palindrome (42362355326324).

The spelling of 10142123202223 in words is "ten trillion, one hundred forty-two billion, one hundred twenty-three million, two hundred two thousand, two hundred twenty-three".