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1020323320203 = 31130918888491
BaseRepresentation
bin11101101100100000000…
…00100101000110001011
310121112122002100001200010
432312100000211012023
5113204110232221303
62100421405443003
7133500364060305
oct16662000450613
93545562301603
101020323320203
11363797a071a0
121458b4270463
13752a69479b5
1437553652975
151b81aa9ac03
hexed9002518b

1020323320203 has 8 divisors (see below), whose sum is σ = 1484106647616. Its totient is φ = 618377769800.

The previous prime is 1020323320193. The next prime is 1020323320249. The reversal of 1020323320203 is 3020233230201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1020323320203 - 25 = 1020323320171 is a prime.

It is a super-2 number, since 2×10203233202032 (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1020323320203.

It is not an unprimeable number, because it can be changed into a prime (1020323340203) 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, 15459444213 + ... + 15459444278.

It is an arithmetic number, because the mean of its divisors is an integer number (185513330952).

Almost surely, 21020323320203 is an apocalyptic number.

1020323320203 is a deficient number, since it is larger than the sum of its proper divisors (463783327413).

1020323320203 is a wasteful number, since it uses less digits than its factorization.

1020323320203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30918888505.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 1020323320203 its reverse (3020233230201), we get a palindrome (4040556550404).

The spelling of 1020323320203 in words is "one trillion, twenty billion, three hundred twenty-three million, three hundred twenty thousand, two hundred three".

Divisors: 1 3 11 33 30918888491 92756665473 340107773401 1020323320203