110202121101220 has 24 divisors (see below), whose sum is σ = 231620410716408. Its totient is φ = 44043523411200.

The previous prime is 110202121101217. The next prime is 110202121101341. The reversal of 110202121101220 is 22101121202011.

It can be written as a sum of positive squares in 4 ways, for example, as 18252854896896 + 91949266204324 = 4272336^2 + 9589018^2 .

It is a junction number, because it is equal to n+sod(n) for n = 110202121101194 and 110202121101203.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2332790121 + ... + 2332837360.

It is an arithmetic number, because the mean of its divisors is an integer number (9650850446517).

Almost surely, 2^{110202121101220} is an apocalyptic number.

110202121101220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110202121101220 is an abundant number, since it is smaller than the sum of its proper divisors (121418289615188).

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

110202121101220 is a wasteful number, since it uses less digits than its factorization.

110202121101220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4665628671 (or 4665628669 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 110202121101220 its reverse (22101121202011), we get a palindrome (132303242303231).

The spelling of 110202121101220 in words is "one hundred ten trillion, two hundred two billion, one hundred twenty-one million, one hundred one thousand, two hundred twenty".