101000003020 has 24 divisors (see below), whose sum is σ = 242400007584. Its totient is φ = 34628572416.

The previous prime is 101000003011. The next prime is 101000003023. The reversal of 101000003020 is 20300000101.

It is a super-2 number, since 2×101000003020² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (7).

It is a junction number, because it is equal to n+sod(n) for n = 101000002994 and 101000003012.

It is not an unprimeable number, because it can be changed into a prime (101000003023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 360714157 + ... + 360714436.

It is an arithmetic number, because the mean of its divisors is an integer number (10100000316).

Almost surely, 2^101000003020 is an apocalyptic number.

101000003020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101000003020 is an abundant number, since it is smaller than the sum of its proper divisors (141400004564).

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

101000003020 is a wasteful number, since it uses less digits than its factorization.

101000003020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 721428609 (or 721428607 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 7.

Adding to 101000003020 its reverse (20300000101), we get a palindrome (121300003121).

The spelling of 101000003020 in words is "one hundred one billion, three thousand, twenty".