110210120212001 has 4 divisors (see below), whose sum is σ = 111719847886212. Its totient is φ = 108700392537792.

The previous prime is 110210120211991. The next prime is 110210120212043. The reversal of 110210120212001 is 100212021012011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 58534725338401 + 51675394873600 = 7650799^2 + 7188560^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110210120212001 is a prime.

It is a super-2 number, since 2×110210120212001² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110210120212091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 754863836996 + ... + 754863837141.

It is an arithmetic number, because the mean of its divisors is an integer number (27929961971553).

Almost surely, 2^{110210120212001} is an apocalyptic number.

It is an amenable number.

110210120212001 is a deficient number, since it is larger than the sum of its proper divisors (1509727674211).

110210120212001 is an equidigital number, since it uses as much as digits as its factorization.

110210120212001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1509727674210.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 110210120212001 its reverse (100212021012011), we get a palindrome (210422141224012).

The spelling of 110210120212001 in words is "one hundred ten trillion, two hundred ten billion, one hundred twenty million, two hundred twelve thousand, one".