102020221023001 has 4 divisors (see below), whose sum is σ = 102026935987252. Its totient is φ = 102013506058752.

The previous prime is 102020221022957. The next prime is 102020221023023. The reversal of 102020221023001 is 100320122020201.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 74884706424025 + 27135514598976 = 8653595^2 + 5209176^2 .

It is a cyclic number.

It is not a de Polignac number, because 102020221023001 - 2⁷ = 102020221022873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102020221023701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3357459336 + ... + 3357489721.

It is an arithmetic number, because the mean of its divisors is an integer number (25506733996813).

Almost surely, 2^{102020221023001} is an apocalyptic number.

It is an amenable number.

102020221023001 is a deficient number, since it is larger than the sum of its proper divisors (6714964251).

102020221023001 is an equidigital number, since it uses as much as digits as its factorization.

102020221023001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6714964250.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 102020221023001 its reverse (100320122020201), we get a palindrome (202340343043202).

The spelling of 102020221023001 in words is "one hundred two trillion, twenty billion, two hundred twenty-one million, twenty-three thousand, one".