1323212101010 has 32 divisors (see below), whose sum is σ = 2411478905472. Its totient is φ = 522690776320.

The previous prime is 1323212101009. The next prime is 1323212101019. The reversal of 1323212101010 is 101012123231.

It is a self number, because there is not a number n which added to its sum of digits gives 1323212101010.

It is not an unprimeable number, because it can be changed into a prime (1323212101019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1676315 + ... + 2335905.

It is an arithmetic number, because the mean of its divisors is an integer number (75358715796).

Almost surely, 2^{1323212101010} is an apocalyptic number.

1323212101010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1323212101010 is a deficient number, since it is larger than the sum of its proper divisors (1088266804462).

1323212101010 is a wasteful number, since it uses less digits than its factorization.

1323212101010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662098.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1323212101010 its reverse (101012123231), we get a palindrome (1424224224241).

The spelling of 1323212101010 in words is "one trillion, three hundred twenty-three billion, two hundred twelve million, one hundred one thousand, ten".