102020022100001 has 4 divisors (see below), whose sum is σ = 102078419366832. Its totient is φ = 101961624833172.

The previous prime is 102020022099967. The next prime is 102020022100019. The reversal of 102020022100001 is 100001220020201.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 102020022100001 - 2⁶ = 102020022099937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102020022100301) 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, 29198630795 + ... + 29198634288.

It is an arithmetic number, because the mean of its divisors is an integer number (25519604841708).

Almost surely, 2^{102020022100001} is an apocalyptic number.

It is an amenable number.

102020022100001 is a deficient number, since it is larger than the sum of its proper divisors (58397266831).

102020022100001 is an equidigital number, since it uses as much as digits as its factorization.

102020022100001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58397266830.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 102020022100001 its reverse (100001220020201), we get a palindrome (202021242120202).

The spelling of 102020022100001 in words is "one hundred two trillion, twenty billion, twenty-two million, one hundred thousand, one".