110213453421 has 24 divisors (see below), whose sum is σ = 164374030080. Its totient is φ = 71087529600.

The previous prime is 110213453407. The next prime is 110213453429. The reversal of 110213453421 is 124354312011.

110213453421 is a `hidden beast` number, since 1 + 102 + 1 + 3 + 4 + 534 + 21 = 666.

It is not a de Polignac number, because 110213453421 - 2⁷ = 110213453293 is a prime.

It is a super-5 number, since 5×110213453421⁵ (a number of 56 digits) contains 55555 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110213453429) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1107061 + ... + 1202501.

It is an arithmetic number, because the mean of its divisors is an integer number (6848917920).

Almost surely, 2^110213453421 is an apocalyptic number.

It is an amenable number.

110213453421 is a deficient number, since it is larger than the sum of its proper divisors (54160576659).

110213453421 is a wasteful number, since it uses less digits than its factorization.

110213453421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99617 (or 99614 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 110213453421 its reverse (124354312011), we get a palindrome (234567765432).

The spelling of 110213453421 in words is "one hundred ten billion, two hundred thirteen million, four hundred fifty-three thousand, four hundred twenty-one".