101110221220220 has 24 divisors (see below), whose sum is σ = 215322048573408. Its totient is φ = 39874453438400.

The previous prime is 101110221220213. The next prime is 101110221220271. The reversal of 101110221220220 is 22022122011101.

It is a super-3 number, since 3×101110221220220³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

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, 35602189151 + ... + 35602191990.

It is an arithmetic number, because the mean of its divisors is an integer number (8971752023892).

Almost surely, 2^{101110221220220} is an apocalyptic number.

101110221220220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101110221220220 is an abundant number, since it is smaller than the sum of its proper divisors (114211827353188).

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

101110221220220 is a wasteful number, since it uses less digits than its factorization.

101110221220220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71204381221 (or 71204381219 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 101110221220220 its reverse (22022122011101), we get a palindrome (123132343231321).

The spelling of 101110221220220 in words is "one hundred one trillion, one hundred ten billion, two hundred twenty-one million, two hundred twenty thousand, two hundred twenty".