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1020200111201 = 2609584366923
BaseRepresentation
bin11101101100010001010…
…10100100110001100001
310121112022111111101200202
432312020222210301201
5113203332212024301
62100401244554545
7133464336602345
oct16661052446141
93545274441622
101020200111201
11363734403477
1214587ab52a55
137528726926b
143754113d625
151b80ed5e66b
hexed88aa4c61

1020200111201 has 8 divisors (see below), whose sum is σ = 1020781064160. Its totient is φ = 1019619308992.

The previous prime is 1020200111101. The next prime is 1020200111209. The reversal of 1020200111201 is 1021110020201.

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 1020200111201 - 214 = 1020200094817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1020200111209) 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, 15210926 + ... + 15277848.

It is an arithmetic number, because the mean of its divisors is an integer number (127597633020).

Almost surely, 21020200111201 is an apocalyptic number.

It is an amenable number.

1020200111201 is a deficient number, since it is larger than the sum of its proper divisors (580952959).

1020200111201 is an equidigital number, since it uses as much as digits as its factorization.

1020200111201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75375.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1020200111201 its reverse (1021110020201), we get a palindrome (2041310131402).

The spelling of 1020200111201 in words is "one trillion, twenty billion, two hundred million, one hundred eleven thousand, two hundred one".

Divisors: 1 2609 5843 66923 15244387 174602107 391031089 1020200111201