102031300312322 has 4 divisors (see below), whose sum is σ = 153046950468486. Its totient is φ = 51015650156160.

The previous prime is 102031300312321. The next prime is 102031300312363. The reversal of 102031300312322 is 223213003130201.

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., 90394666927321 + 11636633385001 = 9507611^2 + 3411251^2 .

It is not an unprimeable number, because it can be changed into a prime (102031300312321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25507825078079 + ... + 25507825078082.

Almost surely, 2^{102031300312322} is an apocalyptic number.

102031300312322 is a deficient number, since it is larger than the sum of its proper divisors (51015650156164).

102031300312322 is an equidigital number, since it uses as much as digits as its factorization.

102031300312322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51015650156163.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 102031300312322 its reverse (223213003130201), we get a palindrome (325244303442523).

The spelling of 102031300312322 in words is "one hundred two trillion, thirty-one billion, three hundred million, three hundred twelve thousand, three hundred twenty-two".