101010220010001 has 24 divisors (see below), whose sum is σ = 157158490983936. Its totient is φ = 62334497617920.

The previous prime is 101010220009991. The next prime is 101010220010009. The reversal of 101010220010001 is 100010022010101.

It is a happy number.

It is not a de Polignac number, because 101010220010001 - 2²³ = 101010211621393 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (101010220010009) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7870510960 + ... + 7870523793.

It is an arithmetic number, because the mean of its divisors is an integer number (6548270457664).

Almost surely, 2^{101010220010001} is an apocalyptic number.

It is an amenable number.

101010220010001 is a deficient number, since it is larger than the sum of its proper divisors (56148270973935).

101010220010001 is a wasteful number, since it uses less digits than its factorization.

101010220010001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15741034813 (or 15741034810 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 101010220010001 its reverse (100010022010101), we get a palindrome (201020242020102).

The spelling of 101010220010001 in words is "one hundred one trillion, ten billion, two hundred twenty million, ten thousand, one".