102021103222202 has 4 divisors (see below), whose sum is σ = 153031654833306. Its totient is φ = 51010551611100.

The previous prime is 102021103222201. The next prime is 102021103222211. The reversal of 102021103222202 is 202222301120201.

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

It can be written as a sum of positive squares in only one way, i.e., 57201706838761 + 44819396383441 = 7563181^2 + 6694729^2 .

It is not an unprimeable number, because it can be changed into a prime (102021103222201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25505275805549 + ... + 25505275805552.

Almost surely, 2^{102021103222202} is an apocalyptic number.

102021103222202 is a deficient number, since it is larger than the sum of its proper divisors (51010551611104).

102021103222202 is an equidigital number, since it uses as much as digits as its factorization.

102021103222202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51010551611103.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 102021103222202 its reverse (202222301120201), we get a palindrome (304243404342403).

The spelling of 102021103222202 in words is "one hundred two trillion, twenty-one billion, one hundred three million, two hundred twenty-two thousand, two hundred two".