123312102101211 has 16 divisors (see below), whose sum is σ = 168498294007680. Its totient is φ = 80168703612480.

The previous prime is 123312102101183. The next prime is 123312102101239. The reversal of 123312102101211 is 112101201213321.

It is an interprime number because it is at equal distance from previous prime (123312102101183) and next prime (123312102101239).

It is not a de Polignac number, because 123312102101211 - 2⁵ = 123312102101179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123312102101281) 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, 214021285 + ... + 214596678.

It is an arithmetic number, because the mean of its divisors is an integer number (10531143375480).

Almost surely, 2^{123312102101211} is an apocalyptic number.

123312102101211 is a deficient number, since it is larger than the sum of its proper divisors (45186191906469).

123312102101211 is a wasteful number, since it uses less digits than its factorization.

123312102101211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428620346.

The product of its (nonzero) digits is 144, while the sum is 21.

Adding to 123312102101211 its reverse (112101201213321), we get a palindrome (235413303314532).

The spelling of 123312102101211 in words is "one hundred twenty-three trillion, three hundred twelve billion, one hundred two million, one hundred one thousand, two hundred eleven".