20210100310223 has 4 divisors (see below), whose sum is σ = 20210397354168. Its totient is φ = 20209803266280.

The previous prime is 20210100310193. The next prime is 20210100310249. The reversal of 20210100310223 is 32201300101202.

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 20210100310223 - 2¹² = 20210100306127 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 (20210100319223) 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, 148419893 + ... + 148555998.

It is an arithmetic number, because the mean of its divisors is an integer number (5052599338542).

Almost surely, 2^{20210100310223} is an apocalyptic number.

20210100310223 is a deficient number, since it is larger than the sum of its proper divisors (297043945).

20210100310223 is an equidigital number, since it uses as much as digits as its factorization.

20210100310223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297043944.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 20210100310223 its reverse (32201300101202), we get a palindrome (52411400411425).

The spelling of 20210100310223 in words is "twenty trillion, two hundred ten billion, one hundred million, three hundred ten thousand, two hundred twenty-three".