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2120119951 is a prime number
BaseRepresentation
bin111111001011110…
…0111011010001111
312110202101020211011
41332113213122033
513320222314301
6550213310051
7103352502505
oct17627473217
95422336734
102120119951
11998830554
124b2035327
1327a313a61
14161806675
15c61dda51
hex7e5e768f

2120119951 has 2 divisors, whose sum is σ = 2120119952. Its totient is φ = 2120119950.

The previous prime is 2120119949. The next prime is 2120120011. The reversal of 2120119951 is 1599110212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2120119951 - 21 = 2120119949 is a prime.

Together with 2120119949, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2120119151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060059975 + 1060059976.

It is an arithmetic number, because the mean of its divisors is an integer number (1060059976).

Almost surely, 22120119951 is an apocalyptic number.

2120119951 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120119951 is an equidigital number, since it uses as much as digits as its factorization.

2120119951 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 31.

The square root of 2120119951 is about 46044.7602990829. The cubic root of 2120119951 is about 1284.6558856914.

The spelling of 2120119951 in words is "two billion, one hundred twenty million, one hundred nineteen thousand, nine hundred fifty-one".