10021220121122 has 8 divisors (see below), whose sum is σ = 17179234493376. Its totient is φ = 4294808623332.

The previous prime is 10021220121103. The next prime is 10021220121137. The reversal of 10021220121122 is 22112102212001.

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

It is a self number, because there is not a number n which added to its sum of digits gives 10021220121122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 357900718598 + ... + 357900718625.

It is an arithmetic number, because the mean of its divisors is an integer number (2147404311672).

Almost surely, 2^{10021220121122} is an apocalyptic number.

10021220121122 is a deficient number, since it is larger than the sum of its proper divisors (7158014372254).

10021220121122 is an equidigital number, since it uses as much as digits as its factorization.

10021220121122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 715801437232.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 10021220121122 its reverse (22112102212001), we get a palindrome (32133322333123).

The spelling of 10021220121122 in words is "ten trillion, twenty-one billion, two hundred twenty million, one hundred twenty-one thousand, one hundred twenty-two".