20101322311233 has 16 divisors (see below), whose sum is σ = 27967205806080. Its totient is φ = 12818166373584.

The previous prime is 20101322311229. The next prime is 20101322311243. The reversal of 20101322311233 is 33211322310102.

It is not a de Polignac number, because 20101322311233 - 2² = 20101322311229 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20101322311243) 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, 14453298 + ... + 15782916.

It is an arithmetic number, because the mean of its divisors is an integer number (1747950362880).

Almost surely, 2^{20101322311233} is an apocalyptic number.

20101322311233 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

20101322311233 is a deficient number, since it is larger than the sum of its proper divisors (7865883494847).

20101322311233 is a wasteful number, since it uses less digits than its factorization.

20101322311233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1548748.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 20101322311233 its reverse (33211322310102), we get a palindrome (53312644621335).

The spelling of 20101322311233 in words is "twenty trillion, one hundred one billion, three hundred twenty-two million, three hundred eleven thousand, two hundred thirty-three".