Search a number
-
+
120200313213031 = 814631475520337
BaseRepresentation
bin11011010101001001010000…
…111110001001000001100111
3120202121001000111102120221111
4123111021100332021001213
5111223330220140304111
61103351132300125451
734214120546331532
oct3325112076110147
9522531014376844
10120200313213031
1135332737213a57
1211593761836887
13520bac15c1aac
142197a249a3a19
15dd6a45348a21
hex6d5250f89067

120200313213031 has 4 divisors (see below), whose sum is σ = 120201788814832. Its totient is φ = 120198837611232.

The previous prime is 120200313212981. The next prime is 120200313213037. The reversal of 120200313213031 is 130312313002021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 120200313213031 - 215 = 120200313180263 is a prime.

It is a super-2 number, since 2×1202003132130312 (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120200313212993 and 120200313213011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120200313213037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 737678706 + ... + 737841631.

It is an arithmetic number, because the mean of its divisors is an integer number (30050447203708).

Almost surely, 2120200313213031 is an apocalyptic number.

120200313213031 is a deficient number, since it is larger than the sum of its proper divisors (1475601801).

120200313213031 is an equidigital number, since it uses as much as digits as its factorization.

120200313213031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1475601800.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 120200313213031 its reverse (130312313002021), we get a palindrome (250512626215052).

The spelling of 120200313213031 in words is "one hundred twenty trillion, two hundred billion, three hundred thirteen million, two hundred thirteen thousand, thirty-one".

Divisors: 1 81463 1475520337 120200313213031