110021211222210 has 48 divisors (see below), whose sum is σ = 286068697756920. Its totient is φ = 29337600061440.

The previous prime is 110021211222151. The next prime is 110021211222211. The reversal of 110021211222210 is 12222112120011.

110021211222210 is a `hidden beast` number, since 1 + 1 + 0 + 0 + 21 + 211 + 222 + 210 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 103219646325849 + 6801564896361 = 10159707^2 + 2607981^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (110021211222211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27038505 + ... + 30840284.

Almost surely, 2^{110021211222210} is an apocalyptic number.

110021211222210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

110021211222210 is an abundant number, since it is smaller than the sum of its proper divisors (176047486534710).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

110021211222210 is a wasteful number, since it uses less digits than its factorization.

110021211222210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57899923 (or 57899920 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 110021211222210 its reverse (12222112120011), we get a palindrome (122243323342221).

The spelling of 110021211222210 in words is "one hundred ten trillion, twenty-one billion, two hundred eleven million, two hundred twenty-two thousand, two hundred ten".