101002020220001 has 8 divisors (see below), whose sum is σ = 102909189657384. Its totient is φ = 99094905262080.

The previous prime is 101002020219983. The next prime is 101002020220051. The reversal of 101002020220001 is 100022020200101.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 8088614714401 + 92913405505600 = 2844049^2 + 9639160^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101002020220001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101002020220051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9867296 + ... + 17302241.

It is an arithmetic number, because the mean of its divisors is an integer number (12863648707173).

Almost surely, 2^{101002020220001} is an apocalyptic number.

It is an amenable number.

101002020220001 is a deficient number, since it is larger than the sum of its proper divisors (1907169437383).

101002020220001 is an equidigital number, since it uses as much as digits as its factorization.

101002020220001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27239731.

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

Adding to 101002020220001 its reverse (100022020200101), we get a palindrome (201024040420102).

The spelling of 101002020220001 in words is "one hundred one trillion, two billion, twenty million, two hundred twenty thousand, one".