210123331313011 has 2 divisors, whose sum is σ = 210123331313012. Its totient is φ = 210123331313010.

The previous prime is 210123331312991. The next prime is 210123331313033. The reversal of 210123331313011 is 110313133321012.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210123331313011 is a prime.

It is a super-2 number, since 2×210123331313011² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (210123331313111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105061665656505 + 105061665656506.

It is an arithmetic number, because the mean of its divisors is an integer number (105061665656506).

Almost surely, 2^{210123331313011} is an apocalyptic number.

210123331313011 is a deficient number, since it is larger than the sum of its proper divisors (1).

210123331313011 is an equidigital number, since it uses as much as digits as its factorization.

210123331313011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 25.

Adding to 210123331313011 its reverse (110313133321012), we get a palindrome (320436464634023).

The spelling of 210123331313011 in words is "two hundred ten trillion, one hundred twenty-three billion, three hundred thirty-one million, three hundred thirteen thousand, eleven".