10021102021222 has 4 divisors (see below), whose sum is σ = 15031653031836. Its totient is φ = 5010551010610.

The previous prime is 10021102021207. The next prime is 10021102021223. The reversal of 10021102021222 is 22212020112001.

It is a happy number.

10021102021222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 10021102021196 and 10021102021205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10021102021223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2505275505304 + ... + 2505275505307.

It is an arithmetic number, because the mean of its divisors is an integer number (3757913257959).

Almost surely, 2^{10021102021222} is an apocalyptic number.

10021102021222 is a deficient number, since it is larger than the sum of its proper divisors (5010551010614).

10021102021222 is an equidigital number, since it uses as much as digits as its factorization.

10021102021222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5010551010613.

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

Adding to 10021102021222 its reverse (22212020112001), we get a palindrome (32233122133223).

The spelling of 10021102021222 in words is "ten trillion, twenty-one billion, one hundred two million, twenty-one thousand, two hundred twenty-two".