2201021210122 has 8 divisors (see below), whose sum is σ = 3773179217376. Its totient is φ = 943294804332.

The previous prime is 2201021210093. The next prime is 2201021210123. The reversal of 2201021210122 is 2210121201022.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 2201021210096 and 2201021210105.

It is not an unprimeable number, because it can be changed into a prime (2201021210123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78607900348 + ... + 78607900375.

It is an arithmetic number, because the mean of its divisors is an integer number (471647402172).

Almost surely, 2^{2201021210122} is an apocalyptic number.

2201021210122 is a deficient number, since it is larger than the sum of its proper divisors (1572158007254).

2201021210122 is a wasteful number, since it uses less digits than its factorization.

2201021210122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157215800732.

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

Adding to 2201021210122 its reverse (2210121201022), we get a palindrome (4411142411144).

The spelling of 2201021210122 in words is "two trillion, two hundred one billion, twenty-one million, two hundred ten thousand, one hundred twenty-two".