222101210220001 has 8 divisors (see below), whose sum is σ = 253836576552384. Its totient is φ = 190367499391440.

The previous prime is 222101210219963. The next prime is 222101210220077. The reversal of 222101210220001 is 100022012101222.

It is a happy number.

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

It is not a de Polignac number, because 222101210220001 - 2³⁵ = 222066850481633 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222101210220401) 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, 413588455 + ... + 414125116.

It is an arithmetic number, because the mean of its divisors is an integer number (31729572069048).

Almost surely, 2^{222101210220001} is an apocalyptic number.

It is an amenable number.

222101210220001 is a deficient number, since it is larger than the sum of its proper divisors (31735366332383).

222101210220001 is an equidigital number, since it uses as much as digits as its factorization.

222101210220001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 827751911.

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

Adding to 222101210220001 its reverse (100022012101222), we get a palindrome (322123222321223).

The spelling of 222101210220001 in words is "two hundred twenty-two trillion, one hundred one billion, two hundred ten million, two hundred twenty thousand, one".