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20200303002031 = 1271291123204883
BaseRepresentation
bin1001001011111001111111…
…11000101000000110101111
32122112010111211220021210121
410211330333320220012233
510121430210032031111
6110543520250345411
74153265224320505
oct445747770500657
978463454807717
1020200303002031
11648899a473139
122322b5472b267
13b36b5a312249
144db9b2694675
152506c9c0d871
hex125f3fe281af

20200303002031 has 8 divisors (see below), whose sum is σ = 20375130896384. Its totient is φ = 20025721520280.

The previous prime is 20200303001953. The next prime is 20200303002163. The reversal of 20200303002031 is 13020030300202.

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 20200303002031 - 29 = 20200303001519 is a prime.

It is a super-2 number, since 2×202003030020312 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20200303001996 and 20200303002014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20200303002431) 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, 61438485 + ... + 61766398.

It is an arithmetic number, because the mean of its divisors is an integer number (2546891362048).

Almost surely, 220200303002031 is an apocalyptic number.

20200303002031 is a deficient number, since it is larger than the sum of its proper divisors (174827894353).

20200303002031 is a wasteful number, since it uses less digits than its factorization.

20200303002031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123206301.

The product of its (nonzero) digits is 216, while the sum is 16.

Adding to 20200303002031 its reverse (13020030300202), we get a palindrome (33220333302233).

The spelling of 20200303002031 in words is "twenty trillion, two hundred billion, three hundred three million, two thousand, thirty-one".

Divisors: 1 127 1291 163957 123204883 15647020141 159057503953 20200303002031