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1201201312301 = 19910061599959
BaseRepresentation
bin10001011110101101001…
…011010111001000101101
311020211111210012002122122
4101132231023113020231
5124140030013443201
62315454012522325
7152532613455164
oct21365513271055
94224453162578
101201201312301
11423476909881
12174973a803a5
138937144b5a3
14421d1cba3db
15213a53d4e1b
hex117ad2d722d

1201201312301 has 8 divisors (see below), whose sum is σ = 1207359504000. Its totient is φ = 1195044341040.

The previous prime is 1201201312217. The next prime is 1201201312307. The reversal of 1201201312301 is 1032131021021.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1201201312301 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 1201201312301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201201312307) 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, 1702160 + ... + 2302118.

It is an arithmetic number, because the mean of its divisors is an integer number (150919938000).

Almost surely, 21201201312301 is an apocalyptic number.

It is an amenable number.

1201201312301 is a deficient number, since it is larger than the sum of its proper divisors (6158191699).

1201201312301 is a wasteful number, since it uses less digits than its factorization.

1201201312301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 610219.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1201201312301 its reverse (1032131021021), we get a palindrome (2233332333322).

The spelling of 1201201312301 in words is "one trillion, two hundred one billion, two hundred one million, three hundred twelve thousand, three hundred one".

Divisors: 1 199 10061 599959 2002139 119391841 6036187499 1201201312301