10320222120021 has 72 divisors (see below), whose sum is σ = 17718345171072. Its totient is φ = 5761507065600.

The previous prime is 10320222119993. The next prime is 10320222120023. The reversal of 10320222120021 is 12002122202301.

10320222120021 is a `hidden beast` number, since 1 + 0 + 320 + 222 + 120 + 0 + 2 + 1 = 666.

It is not a de Polignac number, because 10320222120021 - 2⁵ = 10320222119989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10320222119976 and 10320222120003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10320222120023) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 5060295 + ... + 6800516.

It is an arithmetic number, because the mean of its divisors is an integer number (246088127376).

Almost surely, 2^{10320222120021} is an apocalyptic number.

10320222120021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10320222120021 is a deficient number, since it is larger than the sum of its proper divisors (7398123051051).

10320222120021 is a wasteful number, since it uses less digits than its factorization.

10320222120021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11860903 (or 11860889 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 10320222120021 its reverse (12002122202301), we get a palindrome (22322344322322).

The spelling of 10320222120021 in words is "ten trillion, three hundred twenty billion, two hundred twenty-two million, one hundred twenty thousand, twenty-one".