10202213213021 has 4 divisors (see below), whose sum is σ = 10739171803200. Its totient is φ = 9665254622844.

The previous prime is 10202213212981. The next prime is 10202213213053. The reversal of 10202213213021 is 12031231220201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10202213213021 - 2⁶ = 10202213212957 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10202213212984 and 10202213213002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10202213213081) by changing a digit.

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, 268479295061 + ... + 268479295098.

It is an arithmetic number, because the mean of its divisors is an integer number (2684792950800).

Almost surely, 2^{10202213213021} is an apocalyptic number.

It is an amenable number.

10202213213021 is a deficient number, since it is larger than the sum of its proper divisors (536958590179).

10202213213021 is an equidigital number, since it uses as much as digits as its factorization.

10202213213021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536958590178.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 10202213213021 its reverse (12031231220201), we get a palindrome (22233444433222).

The spelling of 10202213213021 in words is "ten trillion, two hundred two billion, two hundred thirteen million, two hundred thirteen thousand, twenty-one".