10102200221021 has 4 divisors (see below), whose sum is σ = 10102393864992. Its totient is φ = 10102006577052.

The previous prime is 10102200221017. The next prime is 10102200221083. The reversal of 10102200221021 is 12012200220101.

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 10102200221021 - 2² = 10102200221017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10102200220987 and 10102200221005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10102200223021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96743711 + ... + 96848076.

It is an arithmetic number, because the mean of its divisors is an integer number (2525598466248).

Almost surely, 2^{10102200221021} is an apocalyptic number.

It is an amenable number.

10102200221021 is a deficient number, since it is larger than the sum of its proper divisors (193643971).

10102200221021 is an equidigital number, since it uses as much as digits as its factorization.

10102200221021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193643970.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 10102200221021 its reverse (12012200220101), we get a palindrome (22114400441122).

The spelling of 10102200221021 in words is "ten trillion, one hundred two billion, two hundred million, two hundred twenty-one thousand, twenty-one".