110221220220100 has 72 divisors (see below), whose sum is σ = 263507091716736. Its totient is φ = 39683607600000.

The previous prime is 110221220220073. The next prime is 110221220220101. The reversal of 110221220220100 is 1022022122011.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (110221220220101) 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, 495933996 + ... + 496156195.

It is an arithmetic number, because the mean of its divisors is an integer number (3659820718288).

Almost surely, 2^{110221220220100} is an apocalyptic number.

110221220220100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110221220220100 is an abundant number, since it is smaller than the sum of its proper divisors (153285871496636).

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

110221220220100 is a wasteful number, since it uses less digits than its factorization.

110221220220100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 992090317 (or 992090310 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 110221220220100 its reverse (1022022122011), we get a palindrome (111243242342111).

It can be divided in two parts, 1102212 and 20220100, that added together give a palindrome (21322312).

The spelling of 110221220220100 in words is "one hundred ten trillion, two hundred twenty-one billion, two hundred twenty million, two hundred twenty thousand, one hundred".