101322102020 has 12 divisors (see below), whose sum is σ = 212776414284. Its totient is φ = 40528840800.

The previous prime is 101322101983. The next prime is 101322102059. The reversal of 101322102020 is 20201223101.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 71511317056 + 29810784964 = 267416^2 + 172658^2 .

It is a junction number, because it is equal to n+sod(n) for n = 101322101986 and 101322102004.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2533052531 + ... + 2533052570.

It is an arithmetic number, because the mean of its divisors is an integer number (17731367857).

Almost surely, 2^101322102020 is an apocalyptic number.

101322102020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101322102020 is an abundant number, since it is smaller than the sum of its proper divisors (111454312264).

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

101322102020 is a wasteful number, since it uses less digits than its factorization.

101322102020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5066105110 (or 5066105108 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 101322102020 its reverse (20201223101), we get a palindrome (121523325121).

The spelling of 101322102020 in words is "one hundred one billion, three hundred twenty-two million, one hundred two thousand, twenty".