222220121002101 has 96 divisors (see below), whose sum is σ = 353297045582208. Its totient is φ = 134014127063040.

The previous prime is 222220121002097. The next prime is 222220121002109. The reversal of 222220121002101 is 101200121022222.

It is a happy number.

222220121002101 is a `hidden beast` number, since 2 + 22 + 220 + 1 + 210 + 0 + 210 + 1 = 666.

It is not a de Polignac number, because 222220121002101 - 2² = 222220121002097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222220121002109) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5248818405 + ... + 5248860741.

It is an arithmetic number, because the mean of its divisors is an integer number (3680177558148).

Almost surely, 2^{222220121002101} is an apocalyptic number.

It is an amenable number.

222220121002101 is a deficient number, since it is larger than the sum of its proper divisors (131076924580107).

222220121002101 is a wasteful number, since it uses less digits than its factorization.

222220121002101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53651 (or 53648 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 222220121002101 its reverse (101200121022222), we get a palindrome (323420242024323).

The spelling of 222220121002101 in words is "two hundred twenty-two trillion, two hundred twenty billion, one hundred twenty-one million, two thousand, one hundred one".