102021122132203 has 4 divisors (see below), whose sum is σ = 102470554388520. Its totient is φ = 101571689875888.

The previous prime is 102021122132197. The next prime is 102021122132207. The reversal of 102021122132203 is 302231221120201.

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

It is a cyclic number.

It is not a de Polignac number, because 102021122132203 - 2¹⁷ = 102021122001131 is a prime.

It is a super-2 number, since 2×102021122132203² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102021122132207) 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, 224716127818 + ... + 224716128271.

It is an arithmetic number, because the mean of its divisors is an integer number (25617638597130).

Almost surely, 2^{102021122132203} is an apocalyptic number.

102021122132203 is a deficient number, since it is larger than the sum of its proper divisors (449432256317).

102021122132203 is an equidigital number, since it uses as much as digits as its factorization.

102021122132203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449432256316.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 102021122132203 its reverse (302231221120201), we get a palindrome (404252343252404).

The spelling of 102021122132203 in words is "one hundred two trillion, twenty-one billion, one hundred twenty-two million, one hundred thirty-two thousand, two hundred three".