101020100122220 has 24 divisors (see below), whose sum is σ = 212173031729904. Its totient is φ = 40402169292096.

The previous prime is 101020100122217. The next prime is 101020100122231. The reversal of 101020100122220 is 22221001020101.

It is a junction number, because it is equal to n+sod(n) for n = 101020100122195 and 101020100122204.

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, 366781199 + ... + 367056518.

It is an arithmetic number, because the mean of its divisors is an integer number (8840542988746).

Almost surely, 2^{101020100122220} is an apocalyptic number.

101020100122220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101020100122220 is an abundant number, since it is smaller than the sum of its proper divisors (111152931607684).

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

101020100122220 is a wasteful number, since it uses less digits than its factorization.

101020100122220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 733844609 (or 733844607 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 101020100122220 its reverse (22221001020101), we get a palindrome (123241101142321).

The spelling of 101020100122220 in words is "one hundred one trillion, twenty billion, one hundred million, one hundred twenty-two thousand, two hundred twenty".