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2031033101201 = 13156233315477
BaseRepresentation
bin11101100011100011000…
…000011010101110010001
321012011110012002201202122
4131203203000122232101
5231234023433214301
64153013240024025
7266510615340536
oct35434300325621
97164405081678
102031033101201
117133a1267065
12289764a62015
131196aa986050
14704341c0d8d
1537c7267581b
hex1d8e301ab91

2031033101201 has 4 divisors (see below), whose sum is σ = 2187266416692. Its totient is φ = 1874799785712.

The previous prime is 2031033101143. The next prime is 2031033101231. The reversal of 2031033101201 is 1021013301302.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 827097483601 + 1203935617600 = 909449^2 + 1097240^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2031033101201 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2031033101201.

It is not an unprimeable number, because it can be changed into a prime (2031033101231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78116657726 + ... + 78116657751.

It is an arithmetic number, because the mean of its divisors is an integer number (546816604173).

Almost surely, 22031033101201 is an apocalyptic number.

It is an amenable number.

2031033101201 is a deficient number, since it is larger than the sum of its proper divisors (156233315491).

2031033101201 is a wasteful number, since it uses less digits than its factorization.

2031033101201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156233315490.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 2031033101201 its reverse (1021013301302), we get a palindrome (3052046402503).

The spelling of 2031033101201 in words is "two trillion, thirty-one billion, thirty-three million, one hundred one thousand, two hundred one".

Divisors: 1 13 156233315477 2031033101201