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1207120201 = 7237497641
BaseRepresentation
bin100011111110011…
…0011000101001001
310010010102001121121
41013330303011021
54433010321301
6315440435241
741625231610
oct10774630511
93103361547
101207120201
1156a42a301
12298318b21
13163118311
14b6464877
1570e953a1
hex47f33149

1207120201 has 8 divisors (see below), whose sum is σ = 1439547264. Its totient is φ = 989688480.

The previous prime is 1207120181. The next prime is 1207120337. The reversal of 1207120201 is 1020217021.

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 1207120201 - 25 = 1207120169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1207124201) 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, 3748660 + ... + 3748981.

It is an arithmetic number, because the mean of its divisors is an integer number (179943408).

Almost surely, 21207120201 is an apocalyptic number.

It is an amenable number.

1207120201 is a deficient number, since it is larger than the sum of its proper divisors (232427063).

1207120201 is an equidigital number, since it uses as much as digits as its factorization.

1207120201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7497671.

The product of its (nonzero) digits is 56, while the sum is 16.

The square root of 1207120201 is about 34743.6354027612. The cubic root of 1207120201 is about 1064.7561877316.

Adding to 1207120201 its reverse (1020217021), we get a palindrome (2227337222).

The spelling of 1207120201 in words is "one billion, two hundred seven million, one hundred twenty thousand, two hundred one".

Divisors: 1 7 23 161 7497641 52483487 172445743 1207120201