101222022220220 has 48 divisors (see below), whose sum is σ = 231993836097408. Its totient is φ = 36791597732160.

The previous prime is 101222022220169. The next prime is 101222022220271. The reversal of 101222022220220 is 22022220222101.

It is an interprime number because it is at equal distance from previous prime (101222022220169) and next prime (101222022220271).

It is a super-2 number, since 2×101222022220220² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 101222022220192 and 101222022220201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102070094 + ... + 103057013.

It is an arithmetic number, because the mean of its divisors is an integer number (4833204918696).

Almost surely, 2^{101222022220220} is an apocalyptic number.

101222022220220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101222022220220 is an abundant number, since it is smaller than the sum of its proper divisors (130771813877188).

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

101222022220220 is a wasteful number, since it uses less digits than its factorization.

101222022220220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205129370 (or 205129368 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 101222022220220 its reverse (22022220222101), we get a palindrome (123244242442321).

The spelling of 101222022220220 in words is "one hundred one trillion, two hundred twenty-two billion, twenty-two million, two hundred twenty thousand, two hundred twenty".