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120201002111 = 1731228085393
BaseRepresentation
bin110111111110010001…
…0011011110001111111
3102111021000101120120002
41233330202123301333
53432132424031421
6131115232344515
711453456442251
oct1577442336177
9374230346502
10120201002111
1146a82371a73
121b3670a513b
13b447a32828
145b63d09cd1
1531d795bb0b
hex1bfc89bc7f

120201002111 has 8 divisors (see below), whose sum is σ = 131377186944. Its totient is φ = 109480988160.

The previous prime is 120201002107. The next prime is 120201002123. The reversal of 120201002111 is 111200102021.

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 120201002111 - 22 = 120201002107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120201002092 and 120201002101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120201002191) 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, 114042170 + ... + 114043223.

It is an arithmetic number, because the mean of its divisors is an integer number (16422148368).

Almost surely, 2120201002111 is an apocalyptic number.

120201002111 is a deficient number, since it is larger than the sum of its proper divisors (11176184833).

120201002111 is a wasteful number, since it uses less digits than its factorization.

120201002111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228085441.

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

Adding to 120201002111 its reverse (111200102021), we get a palindrome (231401104132).

The spelling of 120201002111 in words is "one hundred twenty billion, two hundred one million, two thousand, one hundred eleven".

Divisors: 1 17 31 527 228085393 3877451681 7070647183 120201002111