10202020220001 has 4 divisors (see below), whose sum is σ = 13602693626672. Its totient is φ = 6801346813332.

The previous prime is 10202020219987. The next prime is 10202020220009. The reversal of 10202020220001 is 10002202020201.

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 not a de Polignac number, because 10202020220001 - 2¹³ = 10202020211809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10202020220009) 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, 1700336703331 + ... + 1700336703336.

It is an arithmetic number, because the mean of its divisors is an integer number (3400673406668).

Almost surely, 2^{10202020220001} is an apocalyptic number.

It is an amenable number.

10202020220001 is a deficient number, since it is larger than the sum of its proper divisors (3400673406671).

10202020220001 is an equidigital number, since it uses as much as digits as its factorization.

10202020220001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3400673406670.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 10202020220001 its reverse (10002202020201), we get a palindrome (20204222240202).

The spelling of 10202020220001 in words is "ten trillion, two hundred two billion, twenty million, two hundred twenty thousand, one".