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120200213 = 719903761
BaseRepresentation
bin1110010101000…
…01110000010101
322101011210200202
413022201300111
5221232401323
615532150245
72656453640
oct712416025
9271153622
10120200213
1161939221
1234308385
131bb970b3
1411d6ca57
15a844d28
hex72a1c15

120200213 has 8 divisors (see below), whose sum is σ = 144601920. Its totient is φ = 97606080.

The previous prime is 120200209. The next prime is 120200219. The reversal of 120200213 is 312002021.

It is a happy number.

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 120200213 - 22 = 120200209 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 120200194 and 120200203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120200219) 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, 451748 + ... + 452013.

It is an arithmetic number, because the mean of its divisors is an integer number (18075240).

Almost surely, 2120200213 is an apocalyptic number.

It is an amenable number.

120200213 is a deficient number, since it is larger than the sum of its proper divisors (24401707).

120200213 is an equidigital number, since it uses as much as digits as its factorization.

120200213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 903787.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 120200213 is about 10963.5857729121. The cubic root of 120200213 is about 493.5165778465.

Adding to 120200213 its reverse (312002021), we get a palindrome (432202234).

The spelling of 120200213 in words is "one hundred twenty million, two hundred thousand, two hundred thirteen".

Divisors: 1 7 19 133 903761 6326327 17171459 120200213