20101011323 has 2 divisors, whose sum is σ = 20101011324. Its totient is φ = 20101011322.

The previous prime is 20101011319. The next prime is 20101011379. The reversal of 20101011323 is 32311010102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20101011323 - 2² = 20101011319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20101011298 and 20101011307.

It is not a weakly prime, because it can be changed into another prime (20101011523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10050505661 + 10050505662.

It is an arithmetic number, because the mean of its divisors is an integer number (10050505662).

Almost surely, 2^20101011323 is an apocalyptic number.

20101011323 is a deficient number, since it is larger than the sum of its proper divisors (1).

20101011323 is an equidigital number, since it uses as much as digits as its factorization.

20101011323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 20101011323 its reverse (32311010102), we get a palindrome (52412021425).

The spelling of 20101011323 in words is "twenty billion, one hundred one million, eleven thousand, three hundred twenty-three".