110212010121 has 32 divisors (see below), whose sum is σ = 155669299200. Its totient is φ = 69219128000.

The previous prime is 110212010113. The next prime is 110212010137. The reversal of 110212010121 is 121010212011.

It is a cyclic number.

It is not a de Polignac number, because 110212010121 - 2³ = 110212010113 is a prime.

It is a super-2 number, since 2×110212010121² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 110212010097 and 110212010106.

It is not an unprimeable number, because it can be changed into a prime (110212010141) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1289680 + ... + 1372478.

It is an arithmetic number, because the mean of its divisors is an integer number (4864665600).

Almost surely, 2^110212010121 is an apocalyptic number.

It is an amenable number.

110212010121 is a deficient number, since it is larger than the sum of its proper divisors (45457289079).

110212010121 is a wasteful number, since it uses less digits than its factorization.

110212010121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83117.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 110212010121 its reverse (121010212011), we get a palindrome (231222222132).

The spelling of 110212010121 in words is "one hundred ten billion, two hundred twelve million, ten thousand, one hundred twenty-one".