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1201200213 = 32913806899
BaseRepresentation
bin100011110011000…
…1101110001010101
310002201021021220210
41013212031301111
54430001401323
6315105520033
741524014303
oct10746156125
93081237823
101201200213
11567056554
12296343019
13161b24875
14b5763273
15706c6293
hex4798dc55

1201200213 has 8 divisors (see below), whose sum is σ = 1656828000. Its totient is φ = 773186288.

The previous prime is 1201200199. The next prime is 1201200233. The reversal of 1201200213 is 3120021021.

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 1201200213 - 213 = 1201192021 is a prime.

It is a super-2 number, since 2×12012002132 = 2885763903422490738, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201200233) 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, 6903363 + ... + 6903536.

It is an arithmetic number, because the mean of its divisors is an integer number (207103500).

Almost surely, 21201200213 is an apocalyptic number.

It is an amenable number.

1201200213 is a deficient number, since it is larger than the sum of its proper divisors (455627787).

1201200213 is a wasteful number, since it uses less digits than its factorization.

1201200213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13806931.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1201200213 is about 34658.3354043439. The cubic root of 1201200213 is about 1063.0127335301.

Adding to 1201200213 its reverse (3120021021), we get a palindrome (4321221234).

The spelling of 1201200213 in words is "one billion, two hundred one million, two hundred thousand, two hundred thirteen".

Divisors: 1 3 29 87 13806899 41420697 400400071 1201200213