101000011020220 has 48 divisors (see below), whose sum is σ = 235783648574208. Its totient is φ = 36089333959680.

The previous prime is 101000011020193. The next prime is 101000011020221. The reversal of 101000011020220 is 22020110000101.

It is a super-2 number, since 2×101000011020220² (a number of 29 digits) contains 22 as substring.

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 = 101000011020197 and 101000011020206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101000011020221) 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, 6265501309 + ... + 6265517428.

It is an arithmetic number, because the mean of its divisors is an integer number (4912159345296).

Almost surely, 2^{101000011020220} is an apocalyptic number.

101000011020220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101000011020220 is an abundant number, since it is smaller than the sum of its proper divisors (134783637553988).

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

101000011020220 is a wasteful number, since it uses less digits than its factorization.

101000011020220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12531018790 (or 12531018788 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 101000011020220 its reverse (22020110000101), we get a palindrome (123020121020321).

The spelling of 101000011020220 in words is "one hundred one trillion, eleven million, twenty thousand, two hundred twenty".