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2020300230031 = 97139149840557
BaseRepresentation
bin11101011001100011010…
…001110000110110001111
321011010202012022101101121
4131121203101300312033
5231100033324330111
64144040233221411
7265650631420126
oct35314321606617
97133665271347
102020300230031
117098938a10a6
1228766a561867
1311868a1ba6c5
146dad69a8abd
15378452a0871
hex1d663470d8f

2020300230031 has 8 divisors (see below), whose sum is σ = 2055812455760. Its totient is φ = 1985087685888.

The previous prime is 2020300230023. The next prime is 2020300230061. The reversal of 2020300230031 is 1300320030202.

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

It is not a de Polignac number, because 2020300230031 - 23 = 2020300230023 is a prime.

It is a super-2 number, since 2×20203002300312 (a number of 25 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 = 2020300229987 and 2020300230014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020300230061) 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, 74906796 + ... + 74933761.

It is an arithmetic number, because the mean of its divisors is an integer number (256976556970).

Almost surely, 22020300230031 is an apocalyptic number.

2020300230031 is a deficient number, since it is larger than the sum of its proper divisors (35512225729).

2020300230031 is a wasteful number, since it uses less digits than its factorization.

2020300230031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149840793.

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

Adding to 2020300230031 its reverse (1300320030202), we get a palindrome (3320620260233).

The spelling of 2020300230031 in words is "two trillion, twenty billion, three hundred million, two hundred thirty thousand, thirty-one".

Divisors: 1 97 139 13483 149840557 14534534029 20827837423 2020300230031