101020110101220 has 96 divisors (see below), whose sum is σ = 290381067164160. Its totient is φ = 26224890531840.

The previous prime is 101020110101191. The next prime is 101020110101269. The reversal of 101020110101220 is 22101011020101.

101020110101220 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×101020110101220² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 101020110101196 and 101020110101205.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43207765 + ... + 45485724.

It is an arithmetic number, because the mean of its divisors is an integer number (3024802782960).

Almost surely, 2^{101020110101220} is an apocalyptic number.

101020110101220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101020110101220 is an abundant number, since it is smaller than the sum of its proper divisors (189360957062940).

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

101020110101220 is a wasteful number, since it uses less digits than its factorization.

101020110101220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88694005 (or 88694003 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 101020110101220 its reverse (22101011020101), we get a palindrome (123121121121321).

The spelling of 101020110101220 in words is "one hundred one trillion, twenty billion, one hundred ten million, one hundred one thousand, two hundred twenty".