210110212101123 has 16 divisors (see below), whose sum is σ = 312171432658560. Its totient is φ = 139669804771848.

The previous prime is 210110212101109. The next prime is 210110212101137. The reversal of 210110212101123 is 321101212011012.

It is a happy number.

210110212101123 is a `hidden beast` number, since 210 + 110 + 21 + 210 + 112 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (210110212101109) and next prime (210110212101137).

It is not a de Polignac number, because 210110212101123 - 2³⁴ = 210093032231939 is a prime.

It is a super-2 number, since 2×210110212101123² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 210110212101096 and 210110212101105.

It is not an unprimeable number, because it can be changed into a prime (210110212601123) 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, 11213044965 + ... + 11213063702.

It is an arithmetic number, because the mean of its divisors is an integer number (19510714541160).

Almost surely, 2^{210110212101123} is an apocalyptic number.

210110212101123 is a deficient number, since it is larger than the sum of its proper divisors (102061220557437).

210110212101123 is a wasteful number, since it uses less digits than its factorization.

210110212101123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22426109023 (or 22426109017 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 210110212101123 its reverse (321101212011012), we get a palindrome (531211424112135).

The spelling of 210110212101123 in words is "two hundred ten trillion, one hundred ten billion, two hundred twelve million, one hundred one thousand, one hundred twenty-three".