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103223002020 = 223519972513719
BaseRepresentation
bin110000000100010010…
…0100000001110100100
3100212102210021210211220
41200020210200032210
53142400042031040
6115230415100340
710312651016565
oct1401044401644
9325383253756
10103223002020
113a85a76a236
12180092116b0
139970472c28
144dd311616c
152a4217d2d0
hex18089203a4

103223002020 has 192 divisors, whose sum is σ = 308680243200. Its totient is φ = 25698816000.

The previous prime is 103223001977. The next prime is 103223002031. The reversal of 103223002020 is 20200322301.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 27753721 + ... + 27757439.

It is an arithmetic number, because the mean of its divisors is an integer number (1607709600).

Almost surely, 2103223002020 is an apocalyptic number.

103223002020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 103223002020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (154340121600).

103223002020 is an abundant number, since it is smaller than the sum of its proper divisors (205457241180).

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

103223002020 is a wasteful number, since it uses less digits than its factorization.

103223002020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4098 (or 4096 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 103223002020 its reverse (20200322301), we get a palindrome (123423324321).

The spelling of 103223002020 in words is "one hundred three billion, two hundred twenty-three million, two thousand, twenty".