101002000020220 has 48 divisors (see below), whose sum is σ = 230087206415808. Its totient is φ = 37020834132480.

The previous prime is 101002000020203. The next prime is 101002000020223. The reversal of 101002000020220 is 22020000200101.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 101002000020197 and 101002000020206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101002000020223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1417735296 + ... + 1417806535.

It is an arithmetic number, because the mean of its divisors is an integer number (4793483466996).

Almost surely, 2^{101002000020220} is an apocalyptic number.

101002000020220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101002000020220 is an abundant number, since it is smaller than the sum of its proper divisors (129085206395588).

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

101002000020220 is a wasteful number, since it uses less digits than its factorization.

101002000020220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2835541990 (or 2835541988 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 101002000020220 its reverse (22020000200101), we get a palindrome (123022000220321).

The spelling of 101002000020220 in words is "one hundred one trillion, two billion, twenty thousand, two hundred twenty".