101220102222001 has 16 divisors (see below), whose sum is σ = 116516221960320. Its totient is φ = 86133050277120.

The previous prime is 101220102221993. The next prime is 101220102222179. The reversal of 101220102222001 is 100222201022101.

It is a happy number.

It is not a de Polignac number, because 101220102222001 - 2³ = 101220102221993 is a prime.

It is a super-3 number, since 3×101220102222001³ (a number of 43 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (101220102222901) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27807465 + ... + 31236121.

It is an arithmetic number, because the mean of its divisors is an integer number (7282263872520).

Almost surely, 2^{101220102222001} is an apocalyptic number.

It is an amenable number.

101220102222001 is a deficient number, since it is larger than the sum of its proper divisors (15296119738319).

101220102222001 is a wasteful number, since it uses less digits than its factorization.

101220102222001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3459144.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 101220102222001 its reverse (100222201022101), we get a palindrome (201442303244102).

The spelling of 101220102222001 in words is "one hundred one trillion, two hundred twenty billion, one hundred two million, two hundred twenty-two thousand, one".