100320302111231 has 4 divisors (see below), whose sum is σ = 100349747463072. Its totient is φ = 100290856759392.

The previous prime is 100320302111221. The next prime is 100320302111299. The reversal of 100320302111231 is 132111203023001.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100320302111231 is a prime.

It is a super-2 number, since 2×100320302111231² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100320302111221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14722670810 + ... + 14722677623.

It is an arithmetic number, because the mean of its divisors is an integer number (25087436865768).

Almost surely, 2^{100320302111231} is an apocalyptic number.

100320302111231 is a deficient number, since it is larger than the sum of its proper divisors (29445351841).

100320302111231 is an equidigital number, since it uses as much as digits as its factorization.

100320302111231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29445351840.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 100320302111231 its reverse (132111203023001), we get a palindrome (232431505134232).

The spelling of 100320302111231 in words is "one hundred trillion, three hundred twenty billion, three hundred two million, one hundred eleven thousand, two hundred thirty-one".